cc: Avoid expensive RenderingStats collection.

cc/test/tiled_layer_test_common.cc

 // Copyright 2012 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/test/tiled_layer_test_common.h"
 
 using cc::LayerTilingData;
 using cc::LayerUpdater;
 using cc::PriorityCalculator;
 using cc::PrioritizedResource;
 using cc::PrioritizedResourceManager;
 using cc::RenderingStats;
 using cc::ResourceUpdate;
 using cc::ResourceUpdateQueue;
 
 namespace cc {
 
 FakeLayerUpdater::Resource::Resource(FakeLayerUpdater* layer, scoped_ptr<PrioritizedResource> texture)
     : LayerUpdater::Resource(texture.Pass())
     , m_layer(layer)
 {
     m_bitmap.setConfig(SkBitmap::kARGB_8888_Config, 10, 10);
     m_bitmap.allocPixels();
 }
 
 FakeLayerUpdater::Resource::~Resource()
 {
 }
 
-void FakeLayerUpdater::Resource::update(ResourceUpdateQueue& queue, const gfx::Rect&, const gfx::Vector2d&, bool partialUpdate, RenderingStats&)
+void FakeLayerUpdater::Resource::update(ResourceUpdateQueue& queue, const gfx::Rect&, const gfx::Vector2d&, bool partialUpdate, RenderingStats*)
 {
     const gfx::Rect rect(0, 0, 10, 10);
     ResourceUpdate upload = ResourceUpdate::Create(
         texture(), &m_bitmap, rect, rect, gfx::Vector2d());
     if (partialUpdate)
         queue.appendPartialUpload(upload);
     else
         queue.appendFullUpload(upload);
 
     m_layer->update();
 }
 
 FakeLayerUpdater::FakeLayerUpdater()
     : m_prepareCount(0)
     , m_updateCount(0)
 {
 }
 
 FakeLayerUpdater::~FakeLayerUpdater()
 {
 }
 
-void FakeLayerUpdater::prepareToUpdate(const gfx::Rect& contentRect, const gfx::Size&, float, float, gfx::Rect& resultingOpaqueRect, RenderingStats&)
+void FakeLayerUpdater::prepareToUpdate(const gfx::Rect& contentRect, const gfx::Size&, float, float, gfx::Rect& resultingOpaqueRect, RenderingStats*)
 {
     m_prepareCount++;
     m_lastUpdateRect = contentRect;
     if (!m_rectToInvalidate.IsEmpty()) {
         m_layer->invalidateContentRect(m_rectToInvalidate);
         m_rectToInvalidate = gfx::Rect();
         m_layer = NULL;
     }
     resultingOpaqueRect = m_opaquePaintRect;
 }
@@ skipping 100 matching lines @@
     *contentsScaleY = static_cast<float>(m_forcedContentBounds.height()) / bounds().height();
     *contentBounds = m_forcedContentBounds;
 }
 
 void FakeTiledLayerWithScaledBounds::didUpdateBounds()
 {
     drawProperties().content_bounds = m_forcedContentBounds;
 }
 
 }  // namespace cc