cc: Avoid pointless gfx::Point/Size contructors when making Rects.

cc/layers/layer.cc

 // Copyright 2010 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 "cc/layers/layer.h"
 
 #include "base/metrics/histogram.h"
 #include "cc/animation/animation.h"
 #include "cc/animation/animation_events.h"
 #include "cc/animation/layer_animation_controller.h"
@@ skipping 108 matching lines @@
 void Layer::SetNeedsFullTreeSync() {
   if (layer_tree_host_)
     layer_tree_host_->SetNeedsFullTreeSync();
 }
 
 gfx::Rect Layer::LayerRectToContentRect(const gfx::RectF& layer_rect) const {
   gfx::RectF content_rect =
       gfx::ScaleRect(layer_rect, contents_scale_x(), contents_scale_y());
   // Intersect with content rect to avoid the extra pixel because for some
   // values x and y, ceil((x / y) * y) may be x + 1.
-  content_rect.Intersect(gfx::Rect(gfx::Point(), content_bounds()));
+  content_rect.Intersect(gfx::Rect(content_bounds()));
   return gfx::ToEnclosingRect(content_rect);
 }
 
 bool Layer::BlocksPendingCommit() const {
   return false;
 }
 
 bool Layer::CanClipSelf() const {
   return false;
 }
@@ skipping 671 matching lines @@
   if (contents_opaque())
     return visible_content_rect();
   return Region();
 }
 
 ScrollbarLayer* Layer::ToScrollbarLayer() {
   return NULL;
 }
 
 }  // namespace cc