Adding hooks for gathering total pixels painted and rasterized stats.

cc/BitmapSkPictureCanvasLayerTextureUpdater.cpp

 // 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"
 
 #if USE(ACCELERATED_COMPOSITING)
 
 #include "BitmapSkPictureCanvasLayerTextureUpdater.h"
@@ skipping 16 matching lines @@
 void BitmapSkPictureCanvasLayerTextureUpdater::Texture::prepareRect(const IntRect& sourceRect, CCRenderingStats& stats)
 {
     m_bitmap.setConfig(SkBitmap::kARGB_8888_Config, sourceRect.width(), sourceRect.height());
     m_bitmap.allocPixels();
     m_bitmap.setIsOpaque(m_textureUpdater->layerIsOpaque());
     SkDevice device(m_bitmap);
     SkCanvas canvas(&device);
     double paintBeginTime = monotonicallyIncreasingTime();
     textureUpdater()->paintContentsRect(&canvas, sourceRect, stats);
     stats.totalPaintTimeInSeconds += monotonicallyIncreasingTime() - paintBeginTime;
+    stats.totalPixelsPainted += sourceRect.width() * sourceRect.height();
 }
 
 void BitmapSkPictureCanvasLayerTextureUpdater::Texture::updateRect(CCResourceProvider* resourceProvider, const IntRect& sourceRect, const IntSize& destOffset)
 {
     m_bitmap.lockPixels();
     texture()->upload(resourceProvider, static_cast<uint8_t*>(m_bitmap.getPixels()), sourceRect, sourceRect, destOffset);
     m_bitmap.unlockPixels();
     m_bitmap.reset();
 }
 
@@ skipping 24 matching lines @@
 }
 
 void BitmapSkPictureCanvasLayerTextureUpdater::paintContentsRect(SkCanvas* canvas, const IntRect& sourceRect, CCRenderingStats& stats)
 {
     // Translate the origin of contentRect to that of sourceRect.
     canvas->translate(contentRect().x() - sourceRect.x(),
                       contentRect().y() - sourceRect.y());
     double rasterizeBeginTime = monotonicallyIncreasingTime();
     drawPicture(canvas);
     stats.totalRasterizeTimeInSeconds += monotonicallyIncreasingTime() - rasterizeBeginTime;
+    stats.totalPixelsRasterized += sourceRect.width() * sourceRect.height();
 }
 
 } // namespace cc
 #endif // USE(ACCELERATED_COMPOSITING)