Remove pinch viewports.

sky/engine/core/frame/FrameHost.h

 /*
  * Copyright (C) 2013 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 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef FrameHost_h
 #define FrameHost_h
 
-#include "core/frame/PinchViewport.h"
 #include "platform/heap/Handle.h"
 #include "wtf/FastAllocBase.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
 class Chrome;
 class EventHandlerRegistry;
 class Page;
-class PinchViewport;
 class Settings;
 class UseCounter;
 class Visitor;
 
 // FrameHost is the set of global data shared between multiple frames
 // and is provided by the embedder to each frame when created.
 // FrameHost currently corresponds to the Page object in core/page
 // however the concept of a Page is moving up out of Blink.
 // In an out-of-process iframe world, a single Page may have
 // multiple frames in different process, thus Page becomes a
@@ skipping 10 matching lines @@
     Page& page() const { return *m_page; }
     Settings& settings() const;
     Chrome& chrome() const;
     UseCounter& useCounter() const;
 
     // Corresponds to pixel density of the device where this Page is
     // being displayed. In multi-monitor setups this can vary between pages.
     // This value does not account for Page zoom, use LocalFrame::devicePixelRatio instead.
     float deviceScaleFactor() const;
 
-    PinchViewport& pinchViewport() const;
     EventHandlerRegistry& eventHandlerRegistry() const;
 
     void trace(Visitor*);
 
 private:
     explicit FrameHost(Page&);
 
     RawPtrWillBeMember<Page> m_page;
-    const OwnPtr<PinchViewport> m_pinchViewport;
     const OwnPtrWillBeMember<EventHandlerRegistry> m_eventHandlerRegistry;
 };
 
 }
 
 #endif // FrameHost_h