cc : Use dynamically calculated target space transforms

cc/trees/layer_tree_host_common_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 "cc/trees/layer_tree_host_common.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 45 matching lines @@
 #include "ui/gfx/geometry/vector2d_conversions.h"
 #include "ui/gfx/transform.h"
 
 namespace cc {
 namespace {
 
 class VerifyTreeCalcsLayerTreeSettings : public LayerTreeSettings {
  public:
   VerifyTreeCalcsLayerTreeSettings() {
     verify_transform_tree_calculations = true;
+    verify_clip_tree_calculations = true;
   }
 };
 
 class LayerTreeHostCommonTestBase : public LayerTestCommon::LayerImplTest {
  public:
   LayerTreeHostCommonTestBase()
       : LayerTestCommon::LayerImplTest(VerifyTreeCalcsLayerTreeSettings()) {}
   explicit LayerTreeHostCommonTestBase(const LayerTreeSettings& settings)
       : LayerTestCommon::LayerImplTest(settings) {}
 
@@ skipping 9522 matching lines @@
   EXPECT_EQ(scroll_child6.id, grand_child10->scroll_tree_index());
   EXPECT_EQ(scroll_root1.id, parent3->scroll_tree_index());
   EXPECT_EQ(scroll_child7.id, child8->scroll_tree_index());
   EXPECT_EQ(scroll_root1.id, parent4->scroll_tree_index());
   EXPECT_EQ(scroll_root1.id, child9->scroll_tree_index());
   EXPECT_EQ(scroll_root1.id, grand_child12->scroll_tree_index());
 }
 
 }  // namespace
 }  // namespace cc