cc: Remove all remaining use of WebCore Rect/Point/Size types from the compositor.

cc/single_thread_proxy.cc

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 
 #include "cc/single_thread_proxy.h"
 
 #include "base/debug/trace_event.h"
 #include "cc/draw_quad.h"
@@ skipping 44 matching lines @@
 
     if (m_layerTreeHostImpl->isContextLost())
         return false;
 
     m_layerTreeHostImpl->swapBuffers();
     didSwapFrame();
 
     return true;
 }
 
-void SingleThreadProxy::startPageScaleAnimation(const IntSize& targetPosition, bool useAnchor, float scale, base::TimeDelta duration)
+void SingleThreadProxy::startPageScaleAnimation(gfx::Vector2d targetOffset, bool useAnchor, float scale, base::TimeDelta duration)
 {
-    m_layerTreeHostImpl->startPageScaleAnimation(targetPosition, useAnchor, scale, base::TimeTicks::Now(), duration);
+    m_layerTreeHostImpl->startPageScaleAnimation(targetOffset, useAnchor, scale, base::TimeTicks::Now(), duration);
 }
 
 void SingleThreadProxy::finishAllRendering()
 {
     DCHECK(Proxy::isMainThread());
     {
         DebugScopedSetImplThread impl;
         m_layerTreeHostImpl->finishAllRendering();
     }
 }
@@ skipping 313 matching lines @@
 
 void SingleThreadProxy::didSwapFrame()
 {
     if (m_nextFrameIsNewlyCommittedFrame) {
         m_nextFrameIsNewlyCommittedFrame = false;
         m_layerTreeHost->didCommitAndDrawFrame();
     }
 }
 
 }