cc: Directly use property trees to calculate clip rect

cc/tiles/tile_manager_unittest.cc

 // Copyright 2013 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 <stddef.h>
 #include <stdint.h>
 
 #include "base/run_loop.h"
 #include "base/thread_task_runner_handle.h"
 #include "cc/playback/display_list_raster_source.h"
@@ skipping 24 matching lines @@
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkSurface.h"
 
 namespace cc {
 namespace {
 
 class LowResTilingsSettings : public LayerTreeSettings {
  public:
   LowResTilingsSettings() {
     create_low_res_tiling = true;
+    verify_clip_tree_calculations = true;
   }
 };
 
 class TileManagerTilePriorityQueueTest : public testing::Test {
  public:
   TileManagerTilePriorityQueueTest()
       : memory_limit_policy_(ALLOW_ANYTHING),
         max_tiles_(10000),
         ready_to_activate_(false),
         id_(7),
@@ skipping 1139 matching lines @@
 
   gfx::Rect viewport(50, 50, 500, 500);
   gfx::Size layer_bounds(1600, 1600);
 
   float inset = PictureLayerTiling::CalculateSoonBorderDistance(viewport, 1.0f);
   gfx::Rect soon_rect = viewport;
   soon_rect.Inset(-inset, -inset);
 
   client.SetTileSize(gfx::Size(30, 30));
   LayerTreeSettings settings;
+  settings.verify_clip_tree_calculations = true;
 
   scoped_ptr<PictureLayerTilingSet> tiling_set = PictureLayerTilingSet::Create(
       ACTIVE_TREE, &client, settings.tiling_interest_area_padding,
       settings.skewport_target_time_in_seconds,
       settings.skewport_extrapolation_limit_in_content_pixels);
 
   scoped_refptr<FakeDisplayListRasterSource> raster_source =
       FakeDisplayListRasterSource::CreateFilled(layer_bounds);
   PictureLayerTiling* tiling = tiling_set->AddTiling(1.0f, raster_source);
   tiling->set_resolution(HIGH_RESOLUTION);
@@ skipping 89 matching lines @@
 TEST_F(TileManagerTilePriorityQueueTest,
        RasterTilePriorityQueueMovingViewport) {
   FakePictureLayerTilingClient client;
 
   gfx::Rect viewport(50, 0, 100, 100);
   gfx::Rect moved_viewport(50, 0, 100, 500);
   gfx::Size layer_bounds(1000, 1000);
 
   client.SetTileSize(gfx::Size(30, 30));
   LayerTreeSettings settings;
+  settings.verify_clip_tree_calculations = true;
 
   scoped_ptr<PictureLayerTilingSet> tiling_set = PictureLayerTilingSet::Create(
       ACTIVE_TREE, &client, settings.tiling_interest_area_padding,
       settings.skewport_target_time_in_seconds,
       settings.skewport_extrapolation_limit_in_content_pixels);
 
   scoped_refptr<FakeDisplayListRasterSource> raster_source =
       FakeDisplayListRasterSource::CreateFilled(layer_bounds);
   PictureLayerTiling* tiling = tiling_set->AddTiling(1.0f, raster_source);
   tiling->set_resolution(HIGH_RESOLUTION);
@@ skipping 255 matching lines @@
 
 // TODO(vmpstr): Merge TileManagerTest and TileManagerTilePriorityQueueTest.
 class TileManagerTest : public testing::Test {
  public:
   TileManagerTest()
       : output_surface_(FakeOutputSurface::CreateSoftware(
             make_scoped_ptr(new SoftwareOutputDevice))) {}
 
   void SetUp() override {
     LayerTreeSettings settings;
+    settings.verify_clip_tree_calculations = true;
+
     CustomizeSettings(&settings);
     host_impl_.reset(new MockLayerTreeHostImpl(settings, &task_runner_provider_,
                                                &shared_bitmap_manager_,
                                                &task_graph_runner_));
     host_impl_->SetVisible(true);
     host_impl_->InitializeRenderer(output_surface_.get());
   }
 
   void SetupDefaultTrees(const gfx::Size& layer_bounds) {
     scoped_refptr<FakeDisplayListRasterSource> pending_raster_source =
@@ skipping 422 matching lines @@
 
 // Ensures that the tile manager does not attempt to reuse tiles when partial
 // raster is disabled.
 TEST_F(TileManagerTest, PartialRasterSuccessfullyDisabled) {
   RunPartialRasterCheck(std::move(host_impl_),
                         false /* partial_raster_enabled */);
 }
 
 }  // namespace
 }  // namespace cc