[DeviceLight] Add Layout support

content/test/layouttest_support.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/public/test/layouttest_support.h"
 
 #include "base/callback.h"
 #include "base/lazy_instance.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/common/gpu/image_transport_surface.h"
@@ skipping 68 matching lines @@
   g_callback.Get() = callback;
   RenderViewImpl::InstallCreateHook(CreateWebTestProxy);
   RenderFrameImpl::InstallCreateHook(CreateWebFrameTestProxy);
 }
 
 void SetMockGamepadProvider(RendererGamepadProvider* provider) {
   RenderThreadImpl::current()->webkit_platform_support()->
       set_gamepad_provider(provider);
 }
 
+void SetMockDeviceLightData(const double data) {
+  RendererWebKitPlatformSupportImpl::SetMockDeviceLightDataForTesting(data);
+}
+
 void SetMockDeviceMotionData(const WebDeviceMotionData& data) {
   RendererWebKitPlatformSupportImpl::SetMockDeviceMotionDataForTesting(data);
 }
 
 void SetMockDeviceOrientationData(const WebDeviceOrientationData& data) {
   RendererWebKitPlatformSupportImpl::
       SetMockDeviceOrientationDataForTesting(data);
 }
 
 void MockBatteryStatusChanged(const WebBatteryStatus& status) {
@@ skipping 183 matching lines @@
   }
   result.append("===============================================\n");
   return result;
 }
 
 blink::WebLayer* InstantiateWebLayer(scoped_refptr<cc::TextureLayer> layer) {
   return new WebLayerImpl(layer);
 }
 
 }  // namespace content