Remove user gesture tracking

sky/engine/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * 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 44 matching lines @@
 #include "sky/engine/public/platform/WebInputEvent.h"
 #include "sky/engine/public/platform/WebRect.h"
 #include "sky/engine/public/platform/WebURLRequest.h"
 #include "sky/engine/public/web/Sky.h"
 #include "sky/engine/public/web/WebConsoleMessage.h"
 #include "sky/engine/public/web/WebFrameClient.h"
 #include "sky/engine/public/web/WebNode.h"
 #include "sky/engine/public/web/WebSettings.h"
 #include "sky/engine/public/web/WebTextDirection.h"
 #include "sky/engine/public/web/WebTouchAction.h"
-#include "sky/engine/public/web/WebUserGestureIndicator.h"
-#include "sky/engine/public/web/WebUserGestureToken.h"
 #include "sky/engine/public/web/WebViewClient.h"
 #include "sky/engine/web/WebInputEventConversion.h"
 #include "sky/engine/web/WebLocalFrameImpl.h"
 #include "sky/engine/web/WebSettingsImpl.h"
 #include "sky/engine/web/WebViewImpl.h"
 #include "sky/engine/wtf/text/CString.h"
 #include "sky/engine/wtf/text/StringBuilder.h"
 #include "sky/engine/wtf/text/StringConcatenate.h"
 #include "sky/engine/wtf/unicode/CharacterNames.h"
 
@@ skipping 288 matching lines @@
         webFrame->client()->forwardInputEvent(&webEvent);
     } else if (event->isWheelEvent()) {
         WebMouseWheelEventBuilder webEvent(webFrame->frameView(), 0, *static_cast<WheelEvent*>(event));
         if (webEvent.type == WebInputEvent::Undefined)
             return;
         webFrame->client()->forwardInputEvent(&webEvent);
     }
 }
 
 } // namespace blink