Pass accurate contentsScale to LayerImpl.

cc/layer_tree_host_impl_unittest.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/layer_tree_host_impl.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 1027 matching lines @@
     // scrollable outer layer.
     IntSize surfaceSize(10, 10);
 
     scoped_ptr<LayerImpl> contentLayer = LayerImpl::create(1);
     contentLayer->setUseLCDText(true);
     contentLayer->setDrawsContent(true);
     contentLayer->setPosition(FloatPoint(0, 0));
     contentLayer->setAnchorPoint(FloatPoint(0, 0));
     contentLayer->setBounds(surfaceSize);
     contentLayer->setContentBounds(IntSize(surfaceSize.width() * 2, surfaceSize.height() * 2));
+    contentLayer->setContentsScale(2, 2);
 
     scoped_ptr<LayerImpl> scrollLayer = LayerImpl::create(2);
     scrollLayer->setScrollable(true);
     scrollLayer->setMaxScrollPosition(surfaceSize);
     scrollLayer->setBounds(surfaceSize);
     scrollLayer->setContentBounds(surfaceSize);
     scrollLayer->setPosition(FloatPoint(0, 0));
     scrollLayer->setAnchorPoint(FloatPoint(0, 0));
     scrollLayer->addChild(contentLayer.Pass());
 
@@ skipping 3347 matching lines @@
         verifyRenderPassTestData(removeRenderPassesCases[testCaseIndex], testData);
         testCaseIndex++;
     }
 }
 
 INSTANTIATE_TEST_CASE_P(LayerTreeHostImplTests,
                         LayerTreeHostImplTest,
                         ::testing::Values(false, true));
 
 } // namespace