Always enable FCM on Windows.

chrome/test/gpu/gpu_feature_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
 #include "base/strings/stringprintf.h"
 #include "base/test/trace_event_analyzer.h"
@@ skipping 169 matching lines @@
 IN_PROC_BROWSER_TEST_F(GpuFeatureTest, MAYBE_AcceleratedCompositingAllowed) {
   EXPECT_FALSE(GpuDataManager::GetInstance()->IsFeatureBlacklisted(
       gpu::GPU_FEATURE_TYPE_ACCELERATED_COMPOSITING));
 
   const base::FilePath url(FILE_PATH_LITERAL("feature_compositing.html"));
   RunEventTest(url, kSwapBuffersEvent, true);
 }
 
 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"
       "  \"version\": \"1.0\",\n"
       "  \"entries\": [\n"
       "    {\n"
       "      \"id\": 1,\n"
       "      \"features\": [\n"
       "        \"accelerated_compositing\"\n"
       "      ]\n"
@@ skipping 341 matching lines @@
           base::StringPrintf(
               "%d (resize offset %d): IOSurface width %d -> %d; Creates %d "
               "Expected %d", offset_i, offsets[offset_i],
               old_width, new_width, num_creates, expected_creates);
     }
   }
 }
 #endif
 
 }  // namespace