Revert 113676 - Attempt 2 at : Makes tests either use mock compositor or mock

chrome/browser/chrome_browser_main_extra_parts_aura.cc

Index: chrome/browser/chrome_browser_main_extra_parts_aura.cc
===================================================================
--- chrome/browser/chrome_browser_main_extra_parts_aura.cc	(revision 113682)
+++ chrome/browser/chrome_browser_main_extra_parts_aura.cc	(working copy)
@@ -3,9 +3,6 @@
 // found in the LICENSE file.
 
 #include "chrome/browser/chrome_browser_main_extra_parts_aura.h"
-
-#include "base/command_line.h"
-#include "chrome/common/chrome_switches.h"
 #include "chrome/browser/ui/views/aura/chrome_shell_delegate.h"
 #include "chrome/browser/ui/views/aura/screen_orientation_listener.h"
 #include "ui/aura/root_window.h"
@@ -15,25 +12,11 @@
 #include "chrome/browser/chromeos/system/runtime_environment.h"
 #endif
 
-#if defined(USE_WEBKIT_COMPOSITOR)
-#include "ui/gfx/compositor/compositor_setup.h"
-#else
-#include "ui/gfx/test/gfx_test_utils.h"
-#endif
-
 ChromeBrowserMainExtraPartsAura::ChromeBrowserMainExtraPartsAura()
     : ChromeBrowserMainExtraParts() {
 }
 
 void ChromeBrowserMainExtraPartsAura::PostBrowserProcessInit() {
-  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kTestCompositor)) {
-#if defined(USE_WEBKIT_COMPOSITOR)
-    ui::SetupTestCompositor();
-#else
-    ui::gfx_test_utils::SetupTestCompositor();
-#endif
-  }
-
 #if defined(OS_CHROMEOS)
   if (chromeos::system::runtime_environment::IsRunningOnChromeOS())
     aura::RootWindow::set_use_fullscreen_host_window(true);