Always enable FCM on Windows.

content/shell/app/shell_main_delegate.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 "content/shell/app/shell_main_delegate.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "cc/base/switches.h"
 #include "content/public/browser/browser_main_runner.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/test/layouttest_support.h"
 #include "content/shell/app/webkit_test_platform_support.h"
 #include "content/shell/common/shell_switches.h"
 #include "content/shell/renderer/shell_content_renderer_client.h"
 #include "content/shell/shell_browser_main.h"
 #include "content/shell/shell_content_browser_client.h"
+#include "gpu/command_buffer/service/gpu_switches.h"
 #include "net/cookies/cookie_monster.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/gl/gl_switches.h"
 
 #include "ipc/ipc_message.h"  // For IPC_MESSAGE_LOG_ENABLED.
 
 #if defined(IPC_MESSAGE_LOG_ENABLED)
 #define IPC_MESSAGE_MACROS_LOG_ENABLED
@@ skipping 85 matching lines @@
     EnableBrowserLayoutTestMode();
 
     command_line.AppendSwitch(switches::kProcessPerTab);
     command_line.AppendSwitch(switches::kEnableLogging);
     command_line.AppendSwitch(switches::kAllowFileAccessFromFiles);
 #if !defined(OS_ANDROID)
     // OSMesa is not yet available for Android. http://crbug.com/248925
     command_line.AppendSwitchASCII(
         switches::kUseGL, gfx::kGLImplementationOSMesaName);
 #endif
-    command_line.AppendSwitch(switches::kSkipGpuDataLoading);
+    command_line.AppendSwitch(switches::kIgnoreGpuBlacklist);
+    command_line.AppendSwitch(switches::kDisableGpuDriverBugWorkarounds);
     command_line.AppendSwitch(switches::kDisableGpuVsync);
     command_line.AppendSwitch(switches::kEnableExperimentalWebPlatformFeatures);
     command_line.AppendSwitch(switches::kEnableCssShaders);
     command_line.AppendSwitchASCII(switches::kTouchEvents,
                                    switches::kTouchEventsEnabled);
     command_line.AppendSwitch(switches::kEnableGestureTapHighlight);
     command_line.AppendSwitchASCII(switches::kForceDeviceScaleFactor, "1.0");
 #if defined(OS_ANDROID)
     command_line.AppendSwitch(
         switches::kDisableGestureRequirementForMediaPlayback);
@@ skipping 84 matching lines @@
   browser_client_.reset(new ShellContentBrowserClient);
   return browser_client_.get();
 }
 
 ContentRendererClient* ShellMainDelegate::CreateContentRendererClient() {
   renderer_client_.reset(new ShellContentRendererClient);
   return renderer_client_.get();
 }
 
 }  // namespace content