Remove most remaining references to IntRect and FloatRect.

cc/tiled_layer_impl.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/tiled_layer_impl.h"
 
 #include "FloatQuad.h"
 #include "base/basictypes.h"
@@ skipping 220 matching lines @@
     tile->setResourceId(0);
     tile->setOpaqueRect(gfx::Rect());
     tile->setContentsSwizzled(false);
 }
 
 Region TiledLayerImpl::visibleContentOpaqueRegion() const
 {
     if (m_skipsDraw)
         return Region();
     if (contentsOpaque())
-        return cc::IntRect(visibleContentRect());
+        return visibleContentRect();
     return m_tiler->opaqueRegionInContentRect(visibleContentRect());
 }
 
 void TiledLayerImpl::didLoseContext()
 {
     m_tiler->reset();
 }
 
 const char* TiledLayerImpl::layerTypeAsString() const
 {
     return "ContentLayer";
 }
 
 } // namespace cc