Always enable FCM on Windows.

chrome/test/gpu/gpu_feature_browsertest.cc

Index: chrome/test/gpu/gpu_feature_browsertest.cc
diff --git a/chrome/test/gpu/gpu_feature_browsertest.cc b/chrome/test/gpu/gpu_feature_browsertest.cc
index 8a6af169af580e2cf72bbe7149b4cf9c85a21406..9f620775acd53319715df2f8a9dc88f56ffecd3d 100644
--- a/chrome/test/gpu/gpu_feature_browsertest.cc
+++ b/chrome/test/gpu/gpu_feature_browsertest.cc
@@ -187,8 +187,10 @@ IN_PROC_BROWSER_TEST_F(GpuFeatureTest, MAYBE_AcceleratedCompositingAllowed) {
 
 class AcceleratedCompositingBlockedTest : public GpuFeatureTest {
  public:
-  virtual void SetUpInProcessBrowserTestFixture() OVERRIDE {
-    GpuFeatureTest::SetUpInProcessBrowserTestFixture();
+  // Override the blacklist after browser initialization has completed, just
+  // before launching the actual test.
+  virtual void SetUpOnMainThread() OVERRIDE {
+    GpuFeatureTest::SetUpOnMainThread();
     const std::string json_blacklist =
       "{\n"
       "  \"name\": \"gpu blacklist\",\n"