Version of MessagePumpForUI optimized for GPU

base/message_loop/message_loop_unittest.cc

Index: base/message_loop/message_loop_unittest.cc
diff --git a/base/message_loop/message_loop_unittest.cc b/base/message_loop/message_loop_unittest.cc
index bc4176fdebd23956830b06e2a8dc7908730df997..5bf042e00544588ee7298862741391078988a454 100644
--- a/base/message_loop/message_loop_unittest.cc
+++ b/base/message_loop/message_loop_unittest.cc
@@ -581,6 +581,9 @@ RUN_MESSAGE_LOOP_TESTS(UI, &TypeUIMessagePumpFactory);
 RUN_MESSAGE_LOOP_TESTS(IO, &TypeIOMessagePumpFactory);
 
 #if defined(OS_WIN)
+// Additional set of tests for GPU version of UI message loop.
+RUN_MESSAGE_LOOP_TESTS(GPU, &MessagePumpForGpu::CreateMessagePumpForGpu);
+
 TEST(MessageLoopTest, PostDelayedTask_SharedTimer_SubPump) {
   RunTest_PostDelayedTask_SharedTimer_SubPump();
 }