cc: Apply the layer's initial CSS scale to the contentsScale to render text at the right resolution.

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 "CCLayerTreeHostImpl.h"
 
 #include "CCAnimationTestCommon.h"
 #include "CCDelegatedRendererLayerImpl.h"
@@ skipping 3804 matching lines @@
         EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
         EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
         CCRenderPassDrawQuad* quad = static_cast<CCRenderPassDrawQuad*>(frame.renderPasses[0]->quadList()[0]);
         CCRenderPass* targetPass = frame.renderPassesById.get(quad->renderPassId());
         EXPECT_TRUE(targetPass->damageRect().isEmpty());
 
         myHostImpl->drawLayers(frame);
         myHostImpl->didDrawAllLayers(frame);
     }
 
-    // Change opacity on the intermediate layer
+    // Change location of the intermediate layer
     WebTransformationMatrix transform = intermediateLayerPtr->transform();
-    transform.setM11(1.0001);
+    transform.setM41(1.0001);
     intermediateLayerPtr->setTransform(transform);
     {
         CCLayerTreeHostImpl::FrameData frame;
         EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
 
         // Must receive one render pass, as the other one should be culled.
         ASSERT_EQ(1U, frame.renderPasses.size());
         EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
 
         EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
@@ skipping 140 matching lines @@
         // Even though there was no change, we set the damage to entire viewport.
         // One of the passes should be culled as a result, since contents didn't change
         // and we have cached texture.
         ASSERT_EQ(1U, frame.renderPasses.size());
         EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
 
         myHostImpl->drawLayers(frame);
         myHostImpl->didDrawAllLayers(frame);
     }
 
-    // Change opacity on the intermediate layer
+    // Change location of the intermediate layer
     WebTransformationMatrix transform = intermediateLayerPtr->transform();
-    transform.setM11(1.0001);
+    transform.setM41(1.0001);
     intermediateLayerPtr->setTransform(transform);
     {
         CCLayerTreeHostImpl::FrameData frame;
         EXPECT_TRUE(myHostImpl->prepareToDraw(frame));
 
         // Must receive one render pass, as the other one should be culled.
         ASSERT_EQ(1U, frame.renderPasses.size());
         EXPECT_EQ(1U, frame.renderPasses[0]->quadList().size());
 
         EXPECT_EQ(CCDrawQuad::RenderPass, frame.renderPasses[0]->quadList()[0]->material());
@@ skipping 337 matching lines @@
         verifyRenderPassTestData(removeRenderPassesCases[testCaseIndex], testData);
         testCaseIndex++;
     }
 }
 
 INSTANTIATE_TEST_CASE_P(CCLayerTreeHostImplTests,
                         CCLayerTreeHostImplTest,
                         ::testing::Values(false, true));
 
 } // namespace