Move TaskGraph creation to TileManager

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 "base/run_loop.h"
 #include "base/thread_task_runner_handle.h"
 #include "cc/playback/display_list_raster_source.h"
 #include "cc/playback/display_list_recording_source.h"
 #include "cc/raster/raster_buffer.h"
 #include "cc/resources/resource_pool.h"
@@ skipping 1679 matching lines @@
   }
 }
 
 // Fake TileTaskRunner that just no-ops all calls.
 class FakeTileTaskRunner : public TileTaskRunner, public TileTaskClient {
  public:
   FakeTileTaskRunner() {}
   ~FakeTileTaskRunner() override {}
 
   // TileTaskRunner methods.
-  void SetClient(TileTaskRunnerClient* client) override {}
   void Shutdown() override {}
   void CheckForCompletedTasks() override {}
   ResourceFormat GetResourceFormat(bool must_support_alpha) const override {
     return ResourceFormat::RGBA_8888;
   }
   bool GetResourceRequiresSwizzle(bool must_support_alpha) const override {
     return false;
   }
 
-  void ScheduleTasks(TileTaskQueue* queue) override {}
+  void ScheduleTasks(scoped_ptr<TaskGraph> graph) override {}
 
   // TileTaskClient methods.
   scoped_ptr<RasterBuffer> AcquireBufferForRaster(
       const Resource* resource,
       uint64_t resource_content_id,
       uint64_t previous_content_id) override {
     NOTREACHED();
     return nullptr;
   }
   void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override {}
 };
 
 // Fake TileTaskRunner that just cancels all scheduled tasks immediately.
 class CancellingTileTaskRunner : public FakeTileTaskRunner {
  public:
   CancellingTileTaskRunner() {}
   ~CancellingTileTaskRunner() override {}
 
-  void ScheduleTasks(TileTaskQueue* queue) override {
+  void ScheduleTasks(scoped_ptr<TaskGraph> graph) override {
     // Just call CompleteOnOriginThread on each item in the queue. As none of
     // these items have run yet, they will be treated as cancelled tasks.
-    for (const auto& task : queue->items) {
-      task.task->CompleteOnOriginThread(this);
+    for (const auto& node : graph->nodes) {
+      static_cast<RasterTask*>(node.task)->CompleteOnOriginThread(this);
     }
   }
 };
 
 class PartialRasterTileManagerTest : public TileManagerTest {
  public:
   void CustomizeSettings(LayerTreeSettings* settings) override {
     settings->use_partial_raster = true;
   }
 };
@@ skipping 52 matching lines @@
   host_impl_ = nullptr;
 }
 
 // Fake TileTaskRunner that verifies the resource content ID of raster tasks.
 class VerifyResourceContentIdTileTaskRunner : public FakeTileTaskRunner {
  public:
   explicit VerifyResourceContentIdTileTaskRunner(uint64_t expected_resource_id)
       : expected_resource_id_(expected_resource_id) {}
   ~VerifyResourceContentIdTileTaskRunner() override {}
 
-  void ScheduleTasks(TileTaskQueue* queue) override {
-    for (const auto& task : queue->items) {
+  void ScheduleTasks(scoped_ptr<TaskGraph> graph) override {
+    for (const auto& node : graph->nodes) {
+      RasterTask* task = static_cast<RasterTask*>(node.task);
       // Triggers a call to AcquireBufferForRaster.
-      task.task->ScheduleOnOriginThread(this);
+      task->ScheduleOnOriginThread(this);
       // Calls TileManager as though task was cancelled.
-      task.task->CompleteOnOriginThread(this);
+      task->CompleteOnOriginThread(this);
     }
   }
 
   // TileTaskClient methods.
   scoped_ptr<RasterBuffer> AcquireBufferForRaster(
       const Resource* resource,
       uint64_t resource_content_id,
       uint64_t previous_content_id) override {
     EXPECT_EQ(expected_resource_id_, resource_content_id);
     return nullptr;
@@ skipping 70 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