Remove unused "Web" interfaces

sky/engine/public/web/WebView.h

 /*
  * Copyright (C) 2009, 2010, 2011, 2012 Google 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 27 matching lines @@
 #include "sky/engine/public/web/WebWidget.h"
 
 namespace blink {
 
 class WebFrame;
 class WebFrameClient;
 class WebHitTestResult;
 class WebSettings;
 class WebSpellCheckClient;
 class WebViewClient;
-struct WebActiveWheelFlingParameters;
 struct WebPoint;
 
 class WebView : public WebWidget {
 public:
     // Initialization ------------------------------------------------------
 
     // Creates a WebView that is NOT yet initialized. You will need to
     // call setMainFrame to finish the initialization. It is valid
     // to pass a null client pointer.
     BLINK_EXPORT static WebView* create(WebViewClient*);
@@ skipping 95 matching lines @@
 
     // Testing functionality for TestRunner ---------------------------------
 
 protected:
     ~WebView() {}
 };
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_PUBLIC_WEB_WEBVIEW_H_