diff --git a/rake_tasks/crazy_fun/mappings/gcc.rb b/rake_tasks/crazy_fun/mappings/gcc.rb
index 9b9be43e498fd..1dbe3cd41c18f 100644
--- a/rake_tasks/crazy_fun/mappings/gcc.rb
+++ b/rake_tasks/crazy_fun/mappings/gcc.rb
@@ -1,21 +1,21 @@
 require 'rake_tasks/crazy_fun/mappings/common'
 require 'rake_tasks/selenium_rake/checks'
 
-class GccMappings
-  def add_all(fun)
-    fun.add_mapping("gcc_library", Gcc::CheckPreconditions.new)
-    fun.add_mapping("gcc_library", Gcc::CreateTask.new)
-    fun.add_mapping("gcc_library", Gcc::Build.new)
-    fun.add_mapping("gcc_library", Gcc::CopyOutputToPrebuilt.new)
-
-    # For building binary components of the extension.
-    fun.add_mapping("mozilla_lib", Gcc::MozBinary::CheckPreconditions.new)
-    fun.add_mapping("mozilla_lib", Gcc::MozBinary::CreateTask.new)
-    fun.add_mapping("mozilla_lib", Gcc::MozBinary::AddDependencies.new)
-    fun.add_mapping("mozilla_lib", Gcc::MozBinary::Build.new)
-    fun.add_mapping("mozilla_lib", Gcc::CopyOutputToPrebuilt.new)
-  end
-end
+# class GccMappings
+#   def add_all(fun)
+#     fun.add_mapping("gcc_library", Gcc::CheckPreconditions.new)
+#     fun.add_mapping("gcc_library", Gcc::CreateTask.new)
+#     fun.add_mapping("gcc_library", Gcc::Build.new)
+#     fun.add_mapping("gcc_library", Gcc::CopyOutputToPrebuilt.new)
+#
+#     # For building binary components of the extension.
+#     fun.add_mapping("mozilla_lib", Gcc::MozBinary::CheckPreconditions.new)
+#     fun.add_mapping("mozilla_lib", Gcc::MozBinary::CreateTask.new)
+#     fun.add_mapping("mozilla_lib", Gcc::MozBinary::AddDependencies.new)
+#     fun.add_mapping("mozilla_lib", Gcc::MozBinary::Build.new)
+#     fun.add_mapping("mozilla_lib", Gcc::CopyOutputToPrebuilt.new)
+#   end
+# end
 
 module Gcc
   def Gcc::out_name(dir, args)
diff --git a/rake_tasks/crazy_fun/mappings/gcc_mappings.rb b/rake_tasks/crazy_fun/mappings/gcc_mappings.rb
new file mode 100644
index 0000000000000..1744b650b3f5a
--- /dev/null
+++ b/rake_tasks/crazy_fun/mappings/gcc_mappings.rb
@@ -0,0 +1,7 @@
+# module CrazyFun
+#   module Mappings
+#     class GccMappings
+#
+#     end
+#   end
+# end
diff --git a/rake_tasks/crazy_fun/mappings/python_mappings.rb b/rake_tasks/crazy_fun/mappings/python_mappings.rb
index 142c8d9ada96a..fddb33123ddc2 100644
--- a/rake_tasks/crazy_fun/mappings/python_mappings.rb
+++ b/rake_tasks/crazy_fun/mappings/python_mappings.rb
@@ -1,6 +1,6 @@
-class PythonMappings
-  def add_all(fun)
-    fun.add_mapping("py_test", Python::AddDependencies.new)
-    fun.add_mapping("py_test", Python::RunTests.new)
-  end
-end
+# class PythonMappings
+#   def add_all(fun)
+#     fun.add_mapping("py_test", Python::AddDependencies.new)
+#     fun.add_mapping("py_test", Python::RunTests.new)
+#   end
+# end