Revert 179962

content/browser/gpu/gpu_crash_browsertest.cc

Index: content/browser/gpu/gpu_crash_browsertest.cc
===================================================================
--- content/browser/gpu/gpu_crash_browsertest.cc	(revision 180134)
+++ content/browser/gpu/gpu_crash_browsertest.cc	(working copy)
@@ -26,11 +26,6 @@
 };
 
 IN_PROC_BROWSER_TEST_F(GpuCrashTest, MANUAL_Kill) {
-#if defined(OS_MACOSX)
-  // crbug.com/173456
-  return;
-#endif
-
   DOMMessageQueue message_queue;
 
   content::GpuDataManagerImpl::GetInstance()->
@@ -57,11 +52,6 @@
 }
 
 IN_PROC_BROWSER_TEST_F(GpuCrashTest, MANUAL_WebkitLoseContext) {
-#if defined(OS_MACOSX)
-  // crbug.com/173456
-  return;
-#endif
-
   DOMMessageQueue message_queue;
 
   NavigateToURL(