Followup cleanup for WebDatabaseObserver

content/renderer/renderer_webkitplatformsupport_impl.cc

Index: content/renderer/renderer_webkitplatformsupport_impl.cc
diff --git a/content/renderer/renderer_webkitplatformsupport_impl.cc b/content/renderer/renderer_webkitplatformsupport_impl.cc
index d90def50829f6bc667b8b3e5315d6ea727cd549c..6ccf457595f3f8d70f72fb6107cc573ec1dd1f76 100644
--- a/content/renderer/renderer_webkitplatformsupport_impl.cc
+++ b/content/renderer/renderer_webkitplatformsupport_impl.cc
@@ -104,19 +104,19 @@
 #include "content/renderer/media/android/audio_decoder_android.h"
 #endif
 
+using blink::Platform;
 using blink::WebAudioDevice;
 using blink::WebBlobRegistry;
+using blink::WebDatabaseObserver;
 using blink::WebFileInfo;
 using blink::WebFileSystem;
 using blink::WebFrame;
 using blink::WebGamepads;
 using blink::WebIDBFactory;
-using blink::Platform;
 using blink::WebMIDIAccessor;
 using blink::WebMediaStreamCenter;
 using blink::WebMediaStreamCenterClient;
 using blink::WebMimeRegistry;
-using blink::WebPlatformDatabaseObserver;
 using blink::WebRTCPeerConnectionHandler;
 using blink::WebRTCPeerConnectionHandlerClient;
 using blink::WebStorageNamespace;
@@ -640,8 +640,7 @@ unsigned RendererWebKitPlatformSupportImpl::audioHardwareOutputChannels() {
   return thread->GetAudioHardwareConfig()->GetOutputChannels();
 }
 
-WebPlatformDatabaseObserver*
-RendererWebKitPlatformSupportImpl::databaseObserver() {
+WebDatabaseObserver* RendererWebKitPlatformSupportImpl::databaseObserver() {
   return web_database_observer_impl_.get();
 }