Revert 106606 - Use WebKit compositor in ui::Layer

ui/aura/test/test_suite.cc

Index: ui/aura/test/test_suite.cc
===================================================================
--- ui/aura/test/test_suite.cc	(revision 106614)
+++ ui/aura/test/test_suite.cc	(working copy)
@@ -9,7 +9,6 @@
 #include "build/build_config.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
-#include "ui/gfx/compositor/compositor_test_support.h"
 #include "ui/gfx/gfx_paths.h"
 #include "ui/gfx/gl/gl_implementation.h"
 
@@ -28,11 +27,9 @@
   // Force unittests to run using en-US so if we test against string
   // output, it'll pass regardless of the system language.
   ui::ResourceBundle::InitSharedInstance("en-US");
-  ui::CompositorTestSupport::Initialize();
 }
 
 void AuraTestSuite::Shutdown() {
-  ui::CompositorTestSupport::Terminate();
   ui::ResourceBundle::CleanupSharedInstance();
 
   base::TestSuite::Shutdown();