Cleanup namespace usage in Source/core/modules/[battery/* to indexeddb/*]

Source/modules/device_light/DeviceLightDispatcher.h

Index: Source/modules/device_light/DeviceLightDispatcher.h
diff --git a/Source/modules/device_light/DeviceLightDispatcher.h b/Source/modules/device_light/DeviceLightDispatcher.h
index 7c3a8d186b3cb9d9b48bc18fabcf0b93be0bec2a..7e0cb6fc67969836cbfded5e76510714aec4672f 100644
--- a/Source/modules/device_light/DeviceLightDispatcher.h
+++ b/Source/modules/device_light/DeviceLightDispatcher.h
@@ -14,7 +14,7 @@ namespace blink {
 class DeviceLightController;
 
 // This class listens to device light data and notifies all registered controllers.
-class DeviceLightDispatcher FINAL : public PlatformEventDispatcher, public blink::WebDeviceLightListener {
+class DeviceLightDispatcher FINAL : public PlatformEventDispatcher, public WebDeviceLightListener {
 public:
     static DeviceLightDispatcher& instance();