Enable GPU control lists in tests on Windows.

chrome/browser/gpu/chrome_gpu_util.cc

Index: chrome/browser/gpu/chrome_gpu_util.cc
diff --git a/chrome/browser/gpu/chrome_gpu_util.cc b/chrome/browser/gpu/chrome_gpu_util.cc
index 61da773e24cc355eb7b17f70808cc23d7d589970..f59e46d1b0c0f127d7f2557446a30bca0075e16d 100644
--- a/chrome/browser/gpu/chrome_gpu_util.cc
+++ b/chrome/browser/gpu/chrome_gpu_util.cc
@@ -46,12 +46,6 @@ bool ShouldRunCompositingFieldTrial() {
   return false;
 #endif
 
-#if defined(OS_WIN)
-  // Don't run the trial on Windows XP.
-  if (base::win::GetVersion() < base::win::VERSION_VISTA)
-    return false;
-#endif

[gab, 2013/10/16 15:12:09]

This could perhaps have caused it if the blacklist isn't used on the perf bots
(i.e. this was removed in this CL as the blacklist is now supposed to enforce
that before the field trials check even kicks in).

-
 #if defined(OS_MACOSX)
   // Browser and content shell tests hang on 10.7 when the Apple software
   // renderer is used. These tests ignore the blacklist (which disables