Remove lots of dead web/ classes.

sky/engine/web/FrameLoaderClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 36 matching lines @@
 #include "platform/UserGestureIndicator.h"
 #include "platform/exported/WrappedResourceRequest.h"
 #include "platform/exported/WrappedResourceResponse.h"
 #include "platform/network/HTTPParsers.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebMimeRegistry.h"
 #include "public/platform/WebURL.h"
 #include "public/platform/WebURLError.h"
 #include "public/platform/WebVector.h"
 #include "public/web/WebCachedURLRequest.h"
-#include "public/web/WebDOMEvent.h"
 #include "public/web/WebDocument.h"
 #include "public/web/WebFrameClient.h"
 #include "public/web/WebNode.h"
 #include "public/web/WebViewClient.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebViewImpl.h"
 #include "wtf/StringExtras.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/WTFString.h"
 #include <v8.h>
@@ skipping 209 matching lines @@
         m_webFrame->client()->didLoseWebGLContext(m_webFrame, arbRobustnessContextLostReason);
 }
 
 void FrameLoaderClientImpl::dispatchDidChangeManifest()
 {
     if (m_webFrame->client())
         m_webFrame->client()->didChangeManifest(m_webFrame);
 }
 
 } // namespace blink