Bug 996893: Perl 5.18 and newer throw tons of warnings about deprecated modules

r=dkl a=sgreen

147 files changed, 157 insertions, 1 deletions

diff --git a/Bugzilla/Attachment.pm b/Bugzilla/Attachment.pm
index 19c10c8fe..b44c94cd0 100644
--- a/Bugzilla/Attachment.pm
+++ b/Bugzilla/Attachment.pm
@@ -9,6 +9,7 @@ package Bugzilla::Attachment;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 =head1 NAME
 
diff --git a/Bugzilla/Attachment/PatchReader.pm b/Bugzilla/Attachment/PatchReader.pm
index c2ef53a65..aa4df7294 100644
--- a/Bugzilla/Attachment/PatchReader.pm
+++ b/Bugzilla/Attachment/PatchReader.pm
@@ -9,6 +9,7 @@ package Bugzilla::Attachment::PatchReader;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Config;
 use IO::Select;
diff --git a/Bugzilla/Auth.pm b/Bugzilla/Auth.pm
index 5d4c348da..96d4ee883 100644
--- a/Bugzilla/Auth.pm
+++ b/Bugzilla/Auth.pm
@@ -9,6 +9,8 @@ package Bugzilla::Auth;
 
 use 5.10.1;
 use strict;
+use warnings;
+
 use fields qw(
     _info_getter
     _verifier
diff --git a/Bugzilla/Auth/Login.pm b/Bugzilla/Auth/Login.pm
index 33d63a425..a5f089777 100644
--- a/Bugzilla/Auth/Login.pm
+++ b/Bugzilla/Auth/Login.pm
@@ -9,6 +9,8 @@ package Bugzilla::Auth::Login;
 
 use 5.10.1;
 use strict;
+use warnings;
+
 use fields qw();
 
 # Determines whether or not a user can logout. It's really a subroutine,
diff --git a/Bugzilla/Auth/Login/APIKey.pm b/Bugzilla/Auth/Login/APIKey.pm
index 902ce4da7..63e35578a 100644
--- a/Bugzilla/Auth/Login/APIKey.pm
+++ b/Bugzilla/Auth/Login/APIKey.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Login::APIKey;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use base qw(Bugzilla::Auth::Login);
 
diff --git a/Bugzilla/Auth/Login/CGI.pm b/Bugzilla/Auth/Login/CGI.pm
index 76b82804a..6003d62a5 100644
--- a/Bugzilla/Auth/Login/CGI.pm
+++ b/Bugzilla/Auth/Login/CGI.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Login::CGI;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Auth::Login);
 use constant user_can_create_account => 1;
diff --git a/Bugzilla/Auth/Login/Cookie.pm b/Bugzilla/Auth/Login/Cookie.pm
index e3ba98183..c09f08d24 100644
--- a/Bugzilla/Auth/Login/Cookie.pm
+++ b/Bugzilla/Auth/Login/Cookie.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Login::Cookie;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use base qw(Bugzilla::Auth::Login);
 use fields qw(_login_token);
diff --git a/Bugzilla/Auth/Login/Env.pm b/Bugzilla/Auth/Login/Env.pm
index 51261e6b9..c3d30ccbe 100644
--- a/Bugzilla/Auth/Login/Env.pm
+++ b/Bugzilla/Auth/Login/Env.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Login::Env;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Auth::Login);
 
diff --git a/Bugzilla/Auth/Login/Stack.pm b/Bugzilla/Auth/Login/Stack.pm
index ad5598576..dc35998e4 100644
--- a/Bugzilla/Auth/Login/Stack.pm
+++ b/Bugzilla/Auth/Login/Stack.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Login::Stack;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use base qw(Bugzilla::Auth::Login);
 use fields qw(
diff --git a/Bugzilla/Auth/Persist/Cookie.pm b/Bugzilla/Auth/Persist/Cookie.pm
index 6f4eac96d..2d1291f3b 100644
--- a/Bugzilla/Auth/Persist/Cookie.pm
+++ b/Bugzilla/Auth/Persist/Cookie.pm
@@ -9,6 +9,8 @@ package Bugzilla::Auth::Persist::Cookie;
 
 use 5.10.1;
 use strict;
+use warnings;
+
 use fields qw();
 
 use Bugzilla::Constants;
diff --git a/Bugzilla/Auth/Verify.pm b/Bugzilla/Auth/Verify.pm
index ecb64e22a..e44fb06ae 100644
--- a/Bugzilla/Auth/Verify.pm
+++ b/Bugzilla/Auth/Verify.pm
@@ -9,6 +9,8 @@ package Bugzilla::Auth::Verify;
 
 use 5.10.1;
 use strict;
+use warnings;
+
 use fields qw();
 
 use Bugzilla::Constants;
diff --git a/Bugzilla/Auth/Verify/DB.pm b/Bugzilla/Auth/Verify/DB.pm
index d4a4674d3..ad7f15d24 100644
--- a/Bugzilla/Auth/Verify/DB.pm
+++ b/Bugzilla/Auth/Verify/DB.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Verify::DB;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Auth::Verify);
 
diff --git a/Bugzilla/Auth/Verify/LDAP.pm b/Bugzilla/Auth/Verify/LDAP.pm
index c113124f1..e37f55793 100644
--- a/Bugzilla/Auth/Verify/LDAP.pm
+++ b/Bugzilla/Auth/Verify/LDAP.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Verify::LDAP;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use base qw(Bugzilla::Auth::Verify);
 use fields qw(
diff --git a/Bugzilla/Auth/Verify/RADIUS.pm b/Bugzilla/Auth/Verify/RADIUS.pm
index e5157c68f..283d9b466 100644
--- a/Bugzilla/Auth/Verify/RADIUS.pm
+++ b/Bugzilla/Auth/Verify/RADIUS.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Verify::RADIUS;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Auth::Verify);
 
diff --git a/Bugzilla/Auth/Verify/Stack.pm b/Bugzilla/Auth/Verify/Stack.pm
index 52c449e22..3e5db3cec 100644
--- a/Bugzilla/Auth/Verify/Stack.pm
+++ b/Bugzilla/Auth/Verify/Stack.pm
@@ -9,6 +9,7 @@ package Bugzilla::Auth::Verify::Stack;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use base qw(Bugzilla::Auth::Verify);
 use fields qw(
diff --git a/Bugzilla/Bug.pm b/Bugzilla/Bug.pm
index b762a6500..c4ddb943c 100644
--- a/Bugzilla/Bug.pm
+++ b/Bugzilla/Bug.pm
@@ -9,6 +9,7 @@ package Bugzilla::Bug;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Attachment;
 use Bugzilla::Constants;
diff --git a/Bugzilla/BugMail.pm b/Bugzilla/BugMail.pm
index d66df579d..8b4219787 100644
--- a/Bugzilla/BugMail.pm
+++ b/Bugzilla/BugMail.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugMail;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::User;
diff --git a/Bugzilla/BugUrl.pm b/Bugzilla/BugUrl.pm
index 39b985d29..1e836ca1e 100644
--- a/Bugzilla/BugUrl.pm
+++ b/Bugzilla/BugUrl.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/BugUrl/Bugzilla.pm b/Bugzilla/BugUrl/Bugzilla.pm
index db132eeff..402ff1509 100644
--- a/Bugzilla/BugUrl/Bugzilla.pm
+++ b/Bugzilla/BugUrl/Bugzilla.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::Bugzilla;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUrl/Bugzilla/Local.pm b/Bugzilla/BugUrl/Bugzilla/Local.pm
index 7381d5610..7b9cb6a4f 100644
--- a/Bugzilla/BugUrl/Bugzilla/Local.pm
+++ b/Bugzilla/BugUrl/Bugzilla/Local.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::Bugzilla::Local;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl::Bugzilla);
 
diff --git a/Bugzilla/BugUrl/Debian.pm b/Bugzilla/BugUrl/Debian.pm
index 97ad4b545..2b611aa57 100644
--- a/Bugzilla/BugUrl/Debian.pm
+++ b/Bugzilla/BugUrl/Debian.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::Debian;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUrl/GitHub.pm b/Bugzilla/BugUrl/GitHub.pm
index 2c35bfb08..22814dc50 100644
--- a/Bugzilla/BugUrl/GitHub.pm
+++ b/Bugzilla/BugUrl/GitHub.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::GitHub;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUrl/Google.pm b/Bugzilla/BugUrl/Google.pm
index dd9ab7ff4..71a9c46fb 100644
--- a/Bugzilla/BugUrl/Google.pm
+++ b/Bugzilla/BugUrl/Google.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::Google;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUrl/JIRA.pm b/Bugzilla/BugUrl/JIRA.pm
index e358ff439..e9d2a2d2a 100644
--- a/Bugzilla/BugUrl/JIRA.pm
+++ b/Bugzilla/BugUrl/JIRA.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::JIRA;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUrl/Launchpad.pm b/Bugzilla/BugUrl/Launchpad.pm
index 3409cbe19..0362747a2 100644
--- a/Bugzilla/BugUrl/Launchpad.pm
+++ b/Bugzilla/BugUrl/Launchpad.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::Launchpad;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUrl/MantisBT.pm b/Bugzilla/BugUrl/MantisBT.pm
index 8dffabcbe..60d3b578e 100644
--- a/Bugzilla/BugUrl/MantisBT.pm
+++ b/Bugzilla/BugUrl/MantisBT.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::MantisBT;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUrl/SourceForge.pm b/Bugzilla/BugUrl/SourceForge.pm
index 630b97d7a..acba0df28 100644
--- a/Bugzilla/BugUrl/SourceForge.pm
+++ b/Bugzilla/BugUrl/SourceForge.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::SourceForge;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUrl/Trac.pm b/Bugzilla/BugUrl/Trac.pm
index edb18e8fd..fe74abf33 100644
--- a/Bugzilla/BugUrl/Trac.pm
+++ b/Bugzilla/BugUrl/Trac.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUrl::Trac;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::BugUrl);
 
diff --git a/Bugzilla/BugUserLastVisit.pm b/Bugzilla/BugUserLastVisit.pm
index c4acfa56b..9c7dcd452 100644
--- a/Bugzilla/BugUserLastVisit.pm
+++ b/Bugzilla/BugUserLastVisit.pm
@@ -9,6 +9,7 @@ package Bugzilla::BugUserLastVisit;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/CGI.pm b/Bugzilla/CGI.pm
index 656c462b7..79e3e053b 100644
--- a/Bugzilla/CGI.pm
+++ b/Bugzilla/CGI.pm
@@ -9,6 +9,7 @@ package Bugzilla::CGI;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(CGI);
 
diff --git a/Bugzilla/Chart.pm b/Bugzilla/Chart.pm
index 0329b9a0c..c8cd41b52 100644
--- a/Bugzilla/Chart.pm
+++ b/Bugzilla/Chart.pm
@@ -15,6 +15,7 @@ package Bugzilla::Chart;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::Util;
diff --git a/Bugzilla/Classification.pm b/Bugzilla/Classification.pm
index 0ae548bb6..09f71baaf 100644
--- a/Bugzilla/Classification.pm
+++ b/Bugzilla/Classification.pm
@@ -9,6 +9,7 @@ package Bugzilla::Classification;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Field;
diff --git a/Bugzilla/Comment.pm b/Bugzilla/Comment.pm
index 238770d57..c235b8d30 100644
--- a/Bugzilla/Comment.pm
+++ b/Bugzilla/Comment.pm
@@ -9,6 +9,7 @@ package Bugzilla::Comment;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Comment/TagWeights.pm b/Bugzilla/Comment/TagWeights.pm
index f1a220a47..7dba53e34 100644
--- a/Bugzilla/Comment/TagWeights.pm
+++ b/Bugzilla/Comment/TagWeights.pm
@@ -9,6 +9,7 @@ package Bugzilla::Comment::TagWeights;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Component.pm b/Bugzilla/Component.pm
index 3d56cc8c2..9bc0a4493 100644
--- a/Bugzilla/Component.pm
+++ b/Bugzilla/Component.pm
@@ -9,6 +9,7 @@ package Bugzilla::Component;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Field::ChoiceInterface Bugzilla::Object);
 
diff --git a/Bugzilla/Config.pm b/Bugzilla/Config.pm
index 5d9a8061c..04c2c0c6f 100644
--- a/Bugzilla/Config.pm
+++ b/Bugzilla/Config.pm
@@ -9,8 +9,10 @@ package Bugzilla::Config;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
+
 use Bugzilla::Constants;
 use Bugzilla::Hook;
 use Data::Dumper;
diff --git a/Bugzilla/Config/Admin.pm b/Bugzilla/Config/Admin.pm
index 97f8ea390..41d929298 100644
--- a/Bugzilla/Config/Admin.pm
+++ b/Bugzilla/Config/Admin.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::Admin;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/Advanced.pm b/Bugzilla/Config/Advanced.pm
index eec2816d2..8356c3361 100644
--- a/Bugzilla/Config/Advanced.pm
+++ b/Bugzilla/Config/Advanced.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::Advanced;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/Attachment.pm b/Bugzilla/Config/Attachment.pm
index f31e57254..580ec46d9 100644
--- a/Bugzilla/Config/Attachment.pm
+++ b/Bugzilla/Config/Attachment.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::Attachment;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/Auth.pm b/Bugzilla/Config/Auth.pm
index 699881122..bf5db9d97 100644
--- a/Bugzilla/Config/Auth.pm
+++ b/Bugzilla/Config/Auth.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::Auth;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/BugChange.pm b/Bugzilla/Config/BugChange.pm
index 53fc68d00..0acdc0ce4 100644
--- a/Bugzilla/Config/BugChange.pm
+++ b/Bugzilla/Config/BugChange.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::BugChange;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 use Bugzilla::Status;
diff --git a/Bugzilla/Config/BugFields.pm b/Bugzilla/Config/BugFields.pm
index 39c43cb92..ef2faa64b 100644
--- a/Bugzilla/Config/BugFields.pm
+++ b/Bugzilla/Config/BugFields.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::BugFields;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 use Bugzilla::Field;
diff --git a/Bugzilla/Config/Common.pm b/Bugzilla/Config/Common.pm
index e9e993396..9f38436e8 100644
--- a/Bugzilla/Config/Common.pm
+++ b/Bugzilla/Config/Common.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::Common;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Email::Address;
 use Socket;
diff --git a/Bugzilla/Config/Core.pm b/Bugzilla/Config/Core.pm
index faf86c567..654e569ba 100644
--- a/Bugzilla/Config/Core.pm
+++ b/Bugzilla/Config/Core.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::Core;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/DependencyGraph.pm b/Bugzilla/Config/DependencyGraph.pm
index 51836405c..a9b8598df 100644
--- a/Bugzilla/Config/DependencyGraph.pm
+++ b/Bugzilla/Config/DependencyGraph.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::DependencyGraph;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/General.pm b/Bugzilla/Config/General.pm
index a401e98ed..5efaa6f6c 100644
--- a/Bugzilla/Config/General.pm
+++ b/Bugzilla/Config/General.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::General;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/GroupSecurity.pm b/Bugzilla/Config/GroupSecurity.pm
index 076f841fd..e827834a0 100644
--- a/Bugzilla/Config/GroupSecurity.pm
+++ b/Bugzilla/Config/GroupSecurity.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::GroupSecurity;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 use Bugzilla::Group;
diff --git a/Bugzilla/Config/LDAP.pm b/Bugzilla/Config/LDAP.pm
index 4a46f40d2..0bc8240df 100644
--- a/Bugzilla/Config/LDAP.pm
+++ b/Bugzilla/Config/LDAP.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::LDAP;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/MTA.pm b/Bugzilla/Config/MTA.pm
index 2f4af72f4..ec74b20b3 100644
--- a/Bugzilla/Config/MTA.pm
+++ b/Bugzilla/Config/MTA.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::MTA;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 # Return::Value 1.666002 pollutes the error log with warnings about this
diff --git a/Bugzilla/Config/Memcached.pm b/Bugzilla/Config/Memcached.pm
index 08d8ce0e7..292803d86 100644
--- a/Bugzilla/Config/Memcached.pm
+++ b/Bugzilla/Config/Memcached.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::Memcached;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/PatchViewer.pm b/Bugzilla/Config/PatchViewer.pm
index 2005e4c4a..d090c1ee6 100644
--- a/Bugzilla/Config/PatchViewer.pm
+++ b/Bugzilla/Config/PatchViewer.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::PatchViewer;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/Query.pm b/Bugzilla/Config/Query.pm
index c7b33f620..f18bb90df 100644
--- a/Bugzilla/Config/Query.pm
+++ b/Bugzilla/Config/Query.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::Query;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/RADIUS.pm b/Bugzilla/Config/RADIUS.pm
index 17fbdd7dd..8e30b07a9 100644
--- a/Bugzilla/Config/RADIUS.pm
+++ b/Bugzilla/Config/RADIUS.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::RADIUS;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/ShadowDB.pm b/Bugzilla/Config/ShadowDB.pm
index 65c572980..5dbbb5202 100644
--- a/Bugzilla/Config/ShadowDB.pm
+++ b/Bugzilla/Config/ShadowDB.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::ShadowDB;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Config/UserMatch.pm b/Bugzilla/Config/UserMatch.pm
index 53fb5136f..3f74a7c44 100644
--- a/Bugzilla/Config/UserMatch.pm
+++ b/Bugzilla/Config/UserMatch.pm
@@ -9,6 +9,7 @@ package Bugzilla::Config::UserMatch;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Config::Common;
 
diff --git a/Bugzilla/Constants.pm b/Bugzilla/Constants.pm
index 2009fbcfb..59333795f 100644
--- a/Bugzilla/Constants.pm
+++ b/Bugzilla/Constants.pm
@@ -9,6 +9,7 @@ package Bugzilla::Constants;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 
diff --git a/Bugzilla/DB.pm b/Bugzilla/DB.pm
index 003629011..29f431b12 100644
--- a/Bugzilla/DB.pm
+++ b/Bugzilla/DB.pm
@@ -9,6 +9,7 @@ package Bugzilla::DB;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use DBI;
 
diff --git a/Bugzilla/DB/Mysql.pm b/Bugzilla/DB/Mysql.pm
index 28df1f0e8..f03c827b3 100644
--- a/Bugzilla/DB/Mysql.pm
+++ b/Bugzilla/DB/Mysql.pm
@@ -23,6 +23,7 @@ package Bugzilla::DB::Mysql;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::DB);
 
diff --git a/Bugzilla/DB/Oracle.pm b/Bugzilla/DB/Oracle.pm
index 23474fe15..7424019ac 100644
--- a/Bugzilla/DB/Oracle.pm
+++ b/Bugzilla/DB/Oracle.pm
@@ -23,6 +23,7 @@ package Bugzilla::DB::Oracle;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::DB);
 
@@ -721,6 +722,7 @@ package Bugzilla::DB::Oracle::st;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent -norequire, qw(DBI::st);
  
diff --git a/Bugzilla/DB/Pg.pm b/Bugzilla/DB/Pg.pm
index 165eea559..9c5758432 100644
--- a/Bugzilla/DB/Pg.pm
+++ b/Bugzilla/DB/Pg.pm
@@ -23,6 +23,7 @@ package Bugzilla::DB::Pg;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::Version;
diff --git a/Bugzilla/DB/Schema.pm b/Bugzilla/DB/Schema.pm
index e2ace02c3..8c81f7a59 100644
--- a/Bugzilla/DB/Schema.pm
+++ b/Bugzilla/DB/Schema.pm
@@ -17,6 +17,7 @@ package Bugzilla::DB::Schema;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::Hook;
diff --git a/Bugzilla/DB/Schema/Mysql.pm b/Bugzilla/DB/Schema/Mysql.pm
index 9d634243f..0195fcb06 100644
--- a/Bugzilla/DB/Schema/Mysql.pm
+++ b/Bugzilla/DB/Schema/Mysql.pm
@@ -15,6 +15,7 @@ package Bugzilla::DB::Schema::Mysql;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 
diff --git a/Bugzilla/DB/Schema/Oracle.pm b/Bugzilla/DB/Schema/Oracle.pm
index 1554a0fe1..8fb5479b1 100644
--- a/Bugzilla/DB/Schema/Oracle.pm
+++ b/Bugzilla/DB/Schema/Oracle.pm
@@ -15,6 +15,7 @@ package Bugzilla::DB::Schema::Oracle;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::DB::Schema);
 use Carp qw(confess);
diff --git a/Bugzilla/DB/Schema/Pg.pm b/Bugzilla/DB/Schema/Pg.pm
index fa784ef7d..55a932272 100644
--- a/Bugzilla/DB/Schema/Pg.pm
+++ b/Bugzilla/DB/Schema/Pg.pm
@@ -15,6 +15,7 @@ package Bugzilla::DB::Schema::Pg;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::DB::Schema);
 use Storable qw(dclone);
diff --git a/Bugzilla/DB/Schema/Sqlite.pm b/Bugzilla/DB/Schema/Sqlite.pm
index b29d7da22..ccdbfd8aa 100644
--- a/Bugzilla/DB/Schema/Sqlite.pm
+++ b/Bugzilla/DB/Schema/Sqlite.pm
@@ -9,6 +9,7 @@ package Bugzilla::DB::Schema::Sqlite;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::DB::Schema);
 
diff --git a/Bugzilla/DB/Sqlite.pm b/Bugzilla/DB/Sqlite.pm
index cffe3b65c..ddafc1696 100644
--- a/Bugzilla/DB/Sqlite.pm
+++ b/Bugzilla/DB/Sqlite.pm
@@ -9,6 +9,7 @@ package Bugzilla::DB::Sqlite;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::DB);
 
diff --git a/Bugzilla/Error.pm b/Bugzilla/Error.pm
index 37b28095a..05a7ce7b3 100644
--- a/Bugzilla/Error.pm
+++ b/Bugzilla/Error.pm
@@ -9,6 +9,7 @@ package Bugzilla::Error;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 
diff --git a/Bugzilla/Extension.pm b/Bugzilla/Extension.pm
index 53bf6cd66..17193f1b6 100644
--- a/Bugzilla/Extension.pm
+++ b/Bugzilla/Extension.pm
@@ -9,6 +9,7 @@ package Bugzilla::Extension;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Error;
diff --git a/Bugzilla/Field.pm b/Bugzilla/Field.pm
index e72a94293..761f7b94e 100644
--- a/Bugzilla/Field.pm
+++ b/Bugzilla/Field.pm
@@ -59,6 +59,7 @@ package Bugzilla::Field;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter Bugzilla::Object);
 @Bugzilla::Field::EXPORT = qw(check_field get_field_id get_legal_field_values);
diff --git a/Bugzilla/Field/Choice.pm b/Bugzilla/Field/Choice.pm
index 6f730072f..a66f69cee 100644
--- a/Bugzilla/Field/Choice.pm
+++ b/Bugzilla/Field/Choice.pm
@@ -9,6 +9,7 @@ package Bugzilla::Field::Choice;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Field::ChoiceInterface Bugzilla::Object);
 
diff --git a/Bugzilla/Field/ChoiceInterface.pm b/Bugzilla/Field/ChoiceInterface.pm
index f7f5e3b73..634d36ad1 100644
--- a/Bugzilla/Field/ChoiceInterface.pm
+++ b/Bugzilla/Field/ChoiceInterface.pm
@@ -9,6 +9,7 @@ package Bugzilla::Field::ChoiceInterface;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Error;
diff --git a/Bugzilla/Flag.pm b/Bugzilla/Flag.pm
index ff9d236db..381cc1174 100644
--- a/Bugzilla/Flag.pm
+++ b/Bugzilla/Flag.pm
@@ -9,6 +9,7 @@ package Bugzilla::Flag;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 =head1 NAME
 
diff --git a/Bugzilla/FlagType.pm b/Bugzilla/FlagType.pm
index 34973684a..5cbfdd979 100644
--- a/Bugzilla/FlagType.pm
+++ b/Bugzilla/FlagType.pm
@@ -9,6 +9,7 @@ package Bugzilla::FlagType;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 =head1 NAME
 
diff --git a/Bugzilla/Group.pm b/Bugzilla/Group.pm
index 965fa226f..a750e353e 100644
--- a/Bugzilla/Group.pm
+++ b/Bugzilla/Group.pm
@@ -9,6 +9,7 @@ package Bugzilla::Group;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Hook.pm b/Bugzilla/Hook.pm
index 5e4114398..14bac0435 100644
--- a/Bugzilla/Hook.pm
+++ b/Bugzilla/Hook.pm
@@ -9,6 +9,7 @@ package Bugzilla::Hook;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 sub process {
     my ($name, $args) = @_;
diff --git a/Bugzilla/Install.pm b/Bugzilla/Install.pm
index 41f88d70b..07bc9d6c3 100644
--- a/Bugzilla/Install.pm
+++ b/Bugzilla/Install.pm
@@ -17,6 +17,7 @@ package Bugzilla::Install;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Component;
 use Bugzilla::Config qw(:admin);
diff --git a/Bugzilla/Install/CPAN.pm b/Bugzilla/Install/CPAN.pm
index ba301863d..19f143190 100644
--- a/Bugzilla/Install/CPAN.pm
+++ b/Bugzilla/Install/CPAN.pm
@@ -9,6 +9,7 @@ package Bugzilla::Install::CPAN;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 our @EXPORT = qw(
diff --git a/Bugzilla/Install/DB.pm b/Bugzilla/Install/DB.pm
index 74b2b1e39..dd0f3608b 100644
--- a/Bugzilla/Install/DB.pm
+++ b/Bugzilla/Install/DB.pm
@@ -12,6 +12,7 @@ package Bugzilla::Install::DB;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Hook;
diff --git a/Bugzilla/Install/Filesystem.pm b/Bugzilla/Install/Filesystem.pm
index d980a2199..157a8429e 100644
--- a/Bugzilla/Install/Filesystem.pm
+++ b/Bugzilla/Install/Filesystem.pm
@@ -17,6 +17,7 @@ package Bugzilla::Install::Filesystem;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Error;
diff --git a/Bugzilla/Install/Localconfig.pm b/Bugzilla/Install/Localconfig.pm
index 71a9c6ae0..d4d1311cc 100644
--- a/Bugzilla/Install/Localconfig.pm
+++ b/Bugzilla/Install/Localconfig.pm
@@ -17,6 +17,7 @@ package Bugzilla::Install::Localconfig;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Install::Util qw(bin_loc install_string);
diff --git a/Bugzilla/Install/Requirements.pm b/Bugzilla/Install/Requirements.pm
index d9e49017d..06b061f57 100644
--- a/Bugzilla/Install/Requirements.pm
+++ b/Bugzilla/Install/Requirements.pm
@@ -15,6 +15,7 @@ package Bugzilla::Install::Requirements;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Install::Util qw(install_string bin_loc
diff --git a/Bugzilla/Install/Util.pm b/Bugzilla/Install/Util.pm
index 66ea7169e..c05037061 100644
--- a/Bugzilla/Install/Util.pm
+++ b/Bugzilla/Install/Util.pm
@@ -13,6 +13,7 @@ package Bugzilla::Install::Util;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 
diff --git a/Bugzilla/Job/BugMail.pm b/Bugzilla/Job/BugMail.pm
index 9c176b005..e0b7f5448 100644
--- a/Bugzilla/Job/BugMail.pm
+++ b/Bugzilla/Job/BugMail.pm
@@ -9,6 +9,7 @@ package Bugzilla::Job::BugMail;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::BugMail;
 BEGIN { eval "use parent qw(Bugzilla::Job::Mailer)"; }
diff --git a/Bugzilla/Job/Mailer.pm b/Bugzilla/Job/Mailer.pm
index 8fce80dd0..cd1c23445 100644
--- a/Bugzilla/Job/Mailer.pm
+++ b/Bugzilla/Job/Mailer.pm
@@ -9,6 +9,7 @@ package Bugzilla::Job::Mailer;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Mailer;
 BEGIN { eval "use parent qw(TheSchwartz::Worker)"; }
diff --git a/Bugzilla/JobQueue.pm b/Bugzilla/JobQueue.pm
index 4ff5750da..d5ceda8e9 100644
--- a/Bugzilla/JobQueue.pm
+++ b/Bugzilla/JobQueue.pm
@@ -9,6 +9,7 @@ package Bugzilla::JobQueue;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Error;
diff --git a/Bugzilla/JobQueue/Runner.pm b/Bugzilla/JobQueue/Runner.pm
index a0d6a77cb..104a97b0b 100644
--- a/Bugzilla/JobQueue/Runner.pm
+++ b/Bugzilla/JobQueue/Runner.pm
@@ -13,6 +13,7 @@ package Bugzilla::JobQueue::Runner;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Cwd qw(abs_path);
 use File::Basename;
diff --git a/Bugzilla/Keyword.pm b/Bugzilla/Keyword.pm
index a8c098854..afa93e1e9 100644
--- a/Bugzilla/Keyword.pm
+++ b/Bugzilla/Keyword.pm
@@ -9,6 +9,7 @@ package Bugzilla::Keyword;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Mailer.pm b/Bugzilla/Mailer.pm
index 169363b6d..576f69da8 100644
--- a/Bugzilla/Mailer.pm
+++ b/Bugzilla/Mailer.pm
@@ -9,6 +9,7 @@ package Bugzilla::Mailer;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 @Bugzilla::Mailer::EXPORT = qw(MessageToMTA build_thread_marker);
diff --git a/Bugzilla/Migrate.pm b/Bugzilla/Migrate.pm
index 2763ecb2b..0731d4fed 100644
--- a/Bugzilla/Migrate.pm
+++ b/Bugzilla/Migrate.pm
@@ -9,6 +9,7 @@ package Bugzilla::Migrate;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Attachment;
 use Bugzilla::Bug qw(LogActivityEntry);
diff --git a/Bugzilla/Migrate/Gnats.pm b/Bugzilla/Migrate/Gnats.pm
index 2778d28cc..5feda4b8d 100644
--- a/Bugzilla/Migrate/Gnats.pm
+++ b/Bugzilla/Migrate/Gnats.pm
@@ -9,6 +9,7 @@ package Bugzilla::Migrate::Gnats;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Migrate);
 
diff --git a/Bugzilla/Milestone.pm b/Bugzilla/Milestone.pm
index 83438e7c6..cf7e3e35f 100644
--- a/Bugzilla/Milestone.pm
+++ b/Bugzilla/Milestone.pm
@@ -9,6 +9,7 @@ package Bugzilla::Milestone;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Object.pm b/Bugzilla/Object.pm
index f20803632..8f25e2b20 100644
--- a/Bugzilla/Object.pm
+++ b/Bugzilla/Object.pm
@@ -9,6 +9,7 @@ package Bugzilla::Object;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Hook;
diff --git a/Bugzilla/Product.pm b/Bugzilla/Product.pm
index 3d4de7430..30ebc7c6c 100644
--- a/Bugzilla/Product.pm
+++ b/Bugzilla/Product.pm
@@ -9,6 +9,7 @@ package Bugzilla::Product;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Field::ChoiceInterface Bugzilla::Object);
 
diff --git a/Bugzilla/RNG.pm b/Bugzilla/RNG.pm
index 14b831672..96e442fa0 100644
--- a/Bugzilla/RNG.pm
+++ b/Bugzilla/RNG.pm
@@ -9,6 +9,7 @@ package Bugzilla::RNG;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 use Bugzilla::Constants qw(ON_WINDOWS);
diff --git a/Bugzilla/Report.pm b/Bugzilla/Report.pm
index fe2b82661..10af2ea9e 100644
--- a/Bugzilla/Report.pm
+++ b/Bugzilla/Report.pm
@@ -9,6 +9,7 @@ package Bugzilla::Report;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Search.pm b/Bugzilla/Search.pm
index 036e0a605..59d7f86ec 100644
--- a/Bugzilla/Search.pm
+++ b/Bugzilla/Search.pm
@@ -9,6 +9,7 @@ package Bugzilla::Search;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 @Bugzilla::Search::EXPORT = qw(
diff --git a/Bugzilla/Search/Clause.pm b/Bugzilla/Search/Clause.pm
index 9d3d690a3..1d7872c78 100644
--- a/Bugzilla/Search/Clause.pm
+++ b/Bugzilla/Search/Clause.pm
@@ -9,6 +9,7 @@ package Bugzilla::Search::Clause;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::Search::Condition qw(condition);
diff --git a/Bugzilla/Search/ClauseGroup.pm b/Bugzilla/Search/ClauseGroup.pm
index eb306525c..590c737fa 100644
--- a/Bugzilla/Search/ClauseGroup.pm
+++ b/Bugzilla/Search/ClauseGroup.pm
@@ -9,6 +9,7 @@ package Bugzilla::Search::ClauseGroup;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Search::Clause);
 
diff --git a/Bugzilla/Search/Condition.pm b/Bugzilla/Search/Condition.pm
index eab4ab79d..306a63eed 100644
--- a/Bugzilla/Search/Condition.pm
+++ b/Bugzilla/Search/Condition.pm
@@ -9,6 +9,7 @@ package Bugzilla::Search::Condition;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 our @EXPORT_OK = qw(condition);
diff --git a/Bugzilla/Search/Quicksearch.pm b/Bugzilla/Search/Quicksearch.pm
index 98e8a6482..c00f18351 100644
--- a/Bugzilla/Search/Quicksearch.pm
+++ b/Bugzilla/Search/Quicksearch.pm
@@ -9,6 +9,7 @@ package Bugzilla::Search::Quicksearch;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::Constants;
diff --git a/Bugzilla/Search/Recent.pm b/Bugzilla/Search/Recent.pm
index cc1c3c582..e774c7fe0 100644
--- a/Bugzilla/Search/Recent.pm
+++ b/Bugzilla/Search/Recent.pm
@@ -9,6 +9,7 @@ package Bugzilla::Search::Recent;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Search/Saved.pm b/Bugzilla/Search/Saved.pm
index 2e4c4a336..50a9cdd67 100644
--- a/Bugzilla/Search/Saved.pm
+++ b/Bugzilla/Search/Saved.pm
@@ -9,6 +9,7 @@ package Bugzilla::Search::Saved;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Send/Sendmail.pm b/Bugzilla/Send/Sendmail.pm
index 9496ff97c..48312b2fa 100644
--- a/Bugzilla/Send/Sendmail.pm
+++ b/Bugzilla/Send/Sendmail.pm
@@ -9,6 +9,7 @@ package Bugzilla::Send::Sendmail;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Email::Send::Sendmail);
 
diff --git a/Bugzilla/Series.pm b/Bugzilla/Series.pm
index 6c11f5dbc..22202c6f1 100644
--- a/Bugzilla/Series.pm
+++ b/Bugzilla/Series.pm
@@ -16,6 +16,7 @@ package Bugzilla::Series;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::Util;
diff --git a/Bugzilla/Status.pm b/Bugzilla/Status.pm
index 1f8862a36..275510216 100644
--- a/Bugzilla/Status.pm
+++ b/Bugzilla/Status.pm
@@ -9,6 +9,7 @@ package Bugzilla::Status;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 # This subclasses Bugzilla::Field::Choice instead of implementing 
 # ChoiceInterface, because a bug status literally is a special type
diff --git a/Bugzilla/Template.pm b/Bugzilla/Template.pm
index 52ccee593..96896b47e 100644
--- a/Bugzilla/Template.pm
+++ b/Bugzilla/Template.pm
@@ -10,6 +10,7 @@ package Bugzilla::Template;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::WebService::Constants;
diff --git a/Bugzilla/Template/Context.pm b/Bugzilla/Template/Context.pm
index 1e75d1d6f..470e6a9ee 100644
--- a/Bugzilla/Template/Context.pm
+++ b/Bugzilla/Template/Context.pm
@@ -10,6 +10,7 @@ package Bugzilla::Template::Context;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Template::Context);
 
diff --git a/Bugzilla/Template/Plugin/Bugzilla.pm b/Bugzilla/Template/Plugin/Bugzilla.pm
index f0de2ed4d..806dd903b 100644
--- a/Bugzilla/Template/Plugin/Bugzilla.pm
+++ b/Bugzilla/Template/Plugin/Bugzilla.pm
@@ -9,6 +9,7 @@ package Bugzilla::Template::Plugin::Bugzilla;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Template::Plugin);
 
diff --git a/Bugzilla/Template/Plugin/Hook.pm b/Bugzilla/Template/Plugin/Hook.pm
index 19260f005..669c77614 100644
--- a/Bugzilla/Template/Plugin/Hook.pm
+++ b/Bugzilla/Template/Plugin/Hook.pm
@@ -9,6 +9,7 @@ package Bugzilla::Template::Plugin::Hook;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Template::Plugin);
 
diff --git a/Bugzilla/Token.pm b/Bugzilla/Token.pm
index 71f24183b..670f5a661 100644
--- a/Bugzilla/Token.pm
+++ b/Bugzilla/Token.pm
@@ -9,6 +9,7 @@ package Bugzilla::Token;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 use Bugzilla::Error;
diff --git a/Bugzilla/Update.pm b/Bugzilla/Update.pm
index 6a1012199..72a7108a8 100644
--- a/Bugzilla/Update.pm
+++ b/Bugzilla/Update.pm
@@ -9,6 +9,7 @@ package Bugzilla::Update;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Constants;
 
diff --git a/Bugzilla/User.pm b/Bugzilla/User.pm
index 3efe02633..58565daf9 100644
--- a/Bugzilla/User.pm
+++ b/Bugzilla/User.pm
@@ -9,6 +9,7 @@ package Bugzilla::User;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::Util;
diff --git a/Bugzilla/User/APIKey.pm b/Bugzilla/User/APIKey.pm
index 75a4a6beb..d268a0a93 100644
--- a/Bugzilla/User/APIKey.pm
+++ b/Bugzilla/User/APIKey.pm
@@ -9,6 +9,7 @@ package Bugzilla::User::APIKey;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/User/Setting.pm b/Bugzilla/User/Setting.pm
index 5b518da65..ea3bbfb54 100644
--- a/Bugzilla/User/Setting.pm
+++ b/Bugzilla/User/Setting.pm
@@ -10,6 +10,7 @@ package Bugzilla::User::Setting;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 
diff --git a/Bugzilla/User/Setting/Lang.pm b/Bugzilla/User/Setting/Lang.pm
index 4465185e3..d980b7a92 100644
--- a/Bugzilla/User/Setting/Lang.pm
+++ b/Bugzilla/User/Setting/Lang.pm
@@ -9,6 +9,7 @@ package Bugzilla::User::Setting::Lang;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::User::Setting);
 
diff --git a/Bugzilla/User/Setting/Skin.pm b/Bugzilla/User/Setting/Skin.pm
index 1e4e95a03..7b0688c0c 100644
--- a/Bugzilla/User/Setting/Skin.pm
+++ b/Bugzilla/User/Setting/Skin.pm
@@ -10,6 +10,7 @@ package Bugzilla::User::Setting::Skin;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::User::Setting);
 
diff --git a/Bugzilla/User/Setting/Timezone.pm b/Bugzilla/User/Setting/Timezone.pm
index 848fa418f..8959d1dda 100644
--- a/Bugzilla/User/Setting/Timezone.pm
+++ b/Bugzilla/User/Setting/Timezone.pm
@@ -9,6 +9,7 @@ package Bugzilla::User::Setting::Timezone;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use DateTime::TimeZone;
 
diff --git a/Bugzilla/UserAgent.pm b/Bugzilla/UserAgent.pm
index 4e685cacc..963e30511 100644
--- a/Bugzilla/UserAgent.pm
+++ b/Bugzilla/UserAgent.pm
@@ -9,6 +9,7 @@ package Bugzilla::UserAgent;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 our @EXPORT = qw(detect_platform detect_op_sys);
diff --git a/Bugzilla/Util.pm b/Bugzilla/Util.pm
index 4f0711b7e..fa74ee604 100644
--- a/Bugzilla/Util.pm
+++ b/Bugzilla/Util.pm
@@ -9,6 +9,7 @@ package Bugzilla::Util;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 @Bugzilla::Util::EXPORT = qw(trick_taint detaint_natural detaint_signed
diff --git a/Bugzilla/Version.pm b/Bugzilla/Version.pm
index c6b178a8a..4b332ff2b 100644
--- a/Bugzilla/Version.pm
+++ b/Bugzilla/Version.pm
@@ -9,6 +9,7 @@ package Bugzilla::Version;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object Exporter);
 
diff --git a/Bugzilla/WebService.pm b/Bugzilla/WebService.pm
index b8404251a..eb85db927 100644
--- a/Bugzilla/WebService.pm
+++ b/Bugzilla/WebService.pm
@@ -11,6 +11,7 @@ package Bugzilla::WebService;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Server;
 
diff --git a/Bugzilla/WebService/Bug.pm b/Bugzilla/WebService/Bug.pm
index 0346511a9..4689ae0f2 100644
--- a/Bugzilla/WebService/Bug.pm
+++ b/Bugzilla/WebService/Bug.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Bug;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::WebService);
 
diff --git a/Bugzilla/WebService/BugUserLastVisit.pm b/Bugzilla/WebService/BugUserLastVisit.pm
index 71b637fef..0fc214db8 100644
--- a/Bugzilla/WebService/BugUserLastVisit.pm
+++ b/Bugzilla/WebService/BugUserLastVisit.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::BugUserLastVisit;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::WebService);
 
diff --git a/Bugzilla/WebService/Bugzilla.pm b/Bugzilla/WebService/Bugzilla.pm
index 6b5f9844f..8333f99c4 100644
--- a/Bugzilla/WebService/Bugzilla.pm
+++ b/Bugzilla/WebService/Bugzilla.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Bugzilla;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::WebService);
 use Bugzilla::Constants;
diff --git a/Bugzilla/WebService/Classification.pm b/Bugzilla/WebService/Classification.pm
index bbc967ce7..8e1b3ae8a 100644
--- a/Bugzilla/WebService/Classification.pm
+++ b/Bugzilla/WebService/Classification.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Classification;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw (Bugzilla::WebService);
 
diff --git a/Bugzilla/WebService/Component.pm b/Bugzilla/WebService/Component.pm
index edf3d5b8c..893e244b8 100644
--- a/Bugzilla/WebService/Component.pm
+++ b/Bugzilla/WebService/Component.pm
@@ -8,8 +8,9 @@
 package Bugzilla::WebService::Component;
 
 use 5.10.1;
-
 use strict;
+use warnings;
+
 use base qw(Bugzilla::WebService);
 
 use Bugzilla::Component;
diff --git a/Bugzilla/WebService/Constants.pm b/Bugzilla/WebService/Constants.pm
index b6dead40d..f76f6b481 100644
--- a/Bugzilla/WebService/Constants.pm
+++ b/Bugzilla/WebService/Constants.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Constants;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Exporter);
 
diff --git a/Bugzilla/WebService/FlagType.pm b/Bugzilla/WebService/FlagType.pm
index b6b8aba89..cf654e659 100644
--- a/Bugzilla/WebService/FlagType.pm
+++ b/Bugzilla/WebService/FlagType.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::FlagType;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::WebService);
 use Bugzilla::Component;
diff --git a/Bugzilla/WebService/Group.pm b/Bugzilla/WebService/Group.pm
index b13039241..d0ee6fdba 100644
--- a/Bugzilla/WebService/Group.pm
+++ b/Bugzilla/WebService/Group.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Group;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::WebService);
 use Bugzilla::Constants;
diff --git a/Bugzilla/WebService/Product.pm b/Bugzilla/WebService/Product.pm
index 2def77886..0e78836bf 100644
--- a/Bugzilla/WebService/Product.pm
+++ b/Bugzilla/WebService/Product.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Product;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::WebService);
 use Bugzilla::Product;
diff --git a/Bugzilla/WebService/Server.pm b/Bugzilla/WebService/Server.pm
index 89cb1a130..7950c7a3b 100644
--- a/Bugzilla/WebService/Server.pm
+++ b/Bugzilla/WebService/Server.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Error;
 use Bugzilla::Util qw(datetime_from);
diff --git a/Bugzilla/WebService/Server/JSONRPC.pm b/Bugzilla/WebService/Server/JSONRPC.pm
index 177e2618d..6cda47480 100644
--- a/Bugzilla/WebService/Server/JSONRPC.pm
+++ b/Bugzilla/WebService/Server/JSONRPC.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::JSONRPC;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Server;
 BEGIN {
diff --git a/Bugzilla/WebService/Server/REST.pm b/Bugzilla/WebService/Server/REST.pm
index bd1b500a5..5ab973f1a 100644
--- a/Bugzilla/WebService/Server/REST.pm
+++ b/Bugzilla/WebService/Server/REST.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::WebService::Server::JSONRPC);
 
diff --git a/Bugzilla/WebService/Server/REST/Resources/Bug.pm b/Bugzilla/WebService/Server/REST/Resources/Bug.pm
index 7ab111d86..cf9f054c7 100644
--- a/Bugzilla/WebService/Server/REST/Resources/Bug.pm
+++ b/Bugzilla/WebService/Server/REST/Resources/Bug.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST::Resources::Bug;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Constants;
 use Bugzilla::WebService::Bug;
diff --git a/Bugzilla/WebService/Server/REST/Resources/Bugzilla.pm b/Bugzilla/WebService/Server/REST/Resources/Bugzilla.pm
index 1c86f77bc..a8f3f9330 100644
--- a/Bugzilla/WebService/Server/REST/Resources/Bugzilla.pm
+++ b/Bugzilla/WebService/Server/REST/Resources/Bugzilla.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST::Resources::Bugzilla;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Constants;
 use Bugzilla::WebService::Bugzilla;
diff --git a/Bugzilla/WebService/Server/REST/Resources/Classification.pm b/Bugzilla/WebService/Server/REST/Resources/Classification.pm
index 2bbc05c72..3f8d32a03 100644
--- a/Bugzilla/WebService/Server/REST/Resources/Classification.pm
+++ b/Bugzilla/WebService/Server/REST/Resources/Classification.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST::Resources::Classification;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Constants;
 use Bugzilla::WebService::Classification;
diff --git a/Bugzilla/WebService/Server/REST/Resources/Component.pm b/Bugzilla/WebService/Server/REST/Resources/Component.pm
index 8c047d409..198c09332 100644
--- a/Bugzilla/WebService/Server/REST/Resources/Component.pm
+++ b/Bugzilla/WebService/Server/REST/Resources/Component.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST::Resources::Component;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Constants;
 use Bugzilla::WebService::Component;
diff --git a/Bugzilla/WebService/Server/REST/Resources/FlagType.pm b/Bugzilla/WebService/Server/REST/Resources/FlagType.pm
index 1de5b1264..21dad0f73 100644
--- a/Bugzilla/WebService/Server/REST/Resources/FlagType.pm
+++ b/Bugzilla/WebService/Server/REST/Resources/FlagType.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST::Resources::FlagType;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Constants;
 use Bugzilla::WebService::FlagType;
diff --git a/Bugzilla/WebService/Server/REST/Resources/Group.pm b/Bugzilla/WebService/Server/REST/Resources/Group.pm
index 62f8af6dd..b052e384b 100644
--- a/Bugzilla/WebService/Server/REST/Resources/Group.pm
+++ b/Bugzilla/WebService/Server/REST/Resources/Group.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST::Resources::Group;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Constants;
 use Bugzilla::WebService::Group;
diff --git a/Bugzilla/WebService/Server/REST/Resources/Product.pm b/Bugzilla/WebService/Server/REST/Resources/Product.pm
index fef7c6174..607b94b53 100644
--- a/Bugzilla/WebService/Server/REST/Resources/Product.pm
+++ b/Bugzilla/WebService/Server/REST/Resources/Product.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST::Resources::Product;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Constants;
 use Bugzilla::WebService::Product;
diff --git a/Bugzilla/WebService/Server/REST/Resources/User.pm b/Bugzilla/WebService/Server/REST/Resources/User.pm
index 539a9313a..a83109e73 100644
--- a/Bugzilla/WebService/Server/REST/Resources/User.pm
+++ b/Bugzilla/WebService/Server/REST/Resources/User.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::REST::Resources::User;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::WebService::Constants;
 use Bugzilla::WebService::User;
diff --git a/Bugzilla/WebService/Server/XMLRPC.pm b/Bugzilla/WebService/Server/XMLRPC.pm
index 40c66a8f9..8f9070ae7 100644
--- a/Bugzilla/WebService/Server/XMLRPC.pm
+++ b/Bugzilla/WebService/Server/XMLRPC.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Server::XMLRPC;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use XMLRPC::Transport::HTTP;
 use Bugzilla::WebService::Server;
@@ -107,6 +108,7 @@ package Bugzilla::XMLRPC::Deserializer;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 # We can't use "use parent" because XMLRPC::Serializer doesn't return
 # a true value.
@@ -205,6 +207,7 @@ package Bugzilla::XMLRPC::SOM;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use XMLRPC::Lite;
 our @ISA = qw(XMLRPC::SOM);
@@ -231,6 +234,7 @@ package Bugzilla::XMLRPC::Serializer;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Scalar::Util qw(blessed reftype);
 # We can't use "use parent" because XMLRPC::Serializer doesn't return
diff --git a/Bugzilla/WebService/User.pm b/Bugzilla/WebService/User.pm
index 32d6f28ec..4c8af7f6c 100644
--- a/Bugzilla/WebService/User.pm
+++ b/Bugzilla/WebService/User.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::User;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::WebService);
 
diff --git a/Bugzilla/WebService/Util.pm b/Bugzilla/WebService/Util.pm
index 6290139a3..e2bc78002 100644
--- a/Bugzilla/WebService/Util.pm
+++ b/Bugzilla/WebService/Util.pm
@@ -9,6 +9,7 @@ package Bugzilla::WebService::Util;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use Bugzilla::Flag;
 use Bugzilla::FlagType;
diff --git a/Bugzilla/Whine.pm b/Bugzilla/Whine.pm
index 488127dfa..eeaea6da4 100644
--- a/Bugzilla/Whine.pm
+++ b/Bugzilla/Whine.pm
@@ -9,6 +9,7 @@ package Bugzilla::Whine;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Whine/Query.pm b/Bugzilla/Whine/Query.pm
index a4fd54539..b2a2c9e07 100644
--- a/Bugzilla/Whine/Query.pm
+++ b/Bugzilla/Whine/Query.pm
@@ -9,6 +9,7 @@ package Bugzilla::Whine::Query;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);
 
diff --git a/Bugzilla/Whine/Schedule.pm b/Bugzilla/Whine/Schedule.pm
index f16c629af..11f0bf16f 100644
--- a/Bugzilla/Whine/Schedule.pm
+++ b/Bugzilla/Whine/Schedule.pm
@@ -9,6 +9,7 @@ package Bugzilla::Whine::Schedule;
 
 use 5.10.1;
 use strict;
+use warnings;
 
 use parent qw(Bugzilla::Object);