Pass accurate contentsScale to LayerImpl.

cc/quad_culler_unittest.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 "config.h"
 
 #include "cc/quad_culler.h"
 
 #include "cc/append_quads_data.h"
 #include "cc/layer_tiling_data.h"
@@ skipping 35 matching lines @@
     scoped_ptr<LayerTilingData> tiler = LayerTilingData::create(IntSize(100, 100), LayerTilingData::NoBorderTexels);
     tiler->setBounds(layerRect.size());
     layer->setTilingData(*tiler);
     layer->setSkipsDraw(false);
     layer->setDrawTransform(drawTransform);
     layer->setScreenSpaceTransform(drawTransform);
     layer->setVisibleContentRect(layerRect);
     layer->setDrawOpacity(opacity);
     layer->setContentsOpaque(opaque);
     layer->setBounds(layerRect.size());
-    layer->setContentBounds(layerRect.size());
 
     ResourceProvider::ResourceId resourceId = 1;
     for (int i = 0; i < tiler->numTilesX(); ++i)
         for (int j = 0; j < tiler->numTilesY(); ++j) {
             IntRect tileOpaqueRect = opaque ? tiler->tileBounds(i, j) : intersection(tiler->tileBounds(i, j), layerOpaqueRect);
             layer->pushTileProperties(i, j, resourceId++, tileOpaqueRect, false);
         }
 
     IntRect rectInTarget = MathUtil::mapClippedRect(layer->drawTransform(), layer->visibleContentRect());
     if (!parent) {
@@ skipping 395 matching lines @@
     appendQuads(quadList, sharedStateList, childLayer.get(), it, occlusionTracker);
     appendQuads(quadList, sharedStateList, rootLayer.get(), it, occlusionTracker);
     EXPECT_EQ(quadList.size(), 9u);
     EXPECT_NEAR(occlusionTracker.overdrawMetrics().pixelsDrawnOpaque(), 0, 1);
     EXPECT_NEAR(occlusionTracker.overdrawMetrics().pixelsDrawnTranslucent(), 0, 1);
     EXPECT_NEAR(occlusionTracker.overdrawMetrics().pixelsCulledForDrawing(), 0, 1);
 }
 
 
 } // namespace