TaskGraphRunner refactor

cc/raster/single_threaded_task_graph_runner_unittest.cc

+// Copyright 2015 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/threading/simple_thread.h"
+#include "cc/raster/single_thread_task_graph_runner.h"
+#include "cc/test/task_graph_runner_test_template.h"
+
+namespace cc {
+namespace {
+
+class SingleThreadTaskGraphRunnerTestDelegate {
+ public:
+  SingleThreadTaskGraphRunnerTestDelegate() {}
+
+  void StartTaskGraphRunner() {
+    single_thread_task_graph_runner_.Start(
+        "SingleThreadTaskGraphRunnerTestDelegate");
+  }
+
+  TaskGraphRunner* GetTaskGraphRunner() {
+    return &single_thread_task_graph_runner_;
+  }
+
+  void StopTaskGraphRunner() {}
+
+  ~SingleThreadTaskGraphRunnerTestDelegate() {
+    single_thread_task_graph_runner_.Shutdown();
+  }
+
+ private:
+  SingleThreadTaskGraphRunner single_thread_task_graph_runner_;
+};
+
+INSTANTIATE_TYPED_TEST_CASE_P(SingleThreadTaskGraphRunner,
+                              TaskGraphRunnerTest,
+                              SingleThreadTaskGraphRunnerTestDelegate);
+INSTANTIATE_TYPED_TEST_CASE_P(SingleThreadTaskGraphRunner,
+                              SingleThreadTaskGraphRunnerTest,
+                              SingleThreadTaskGraphRunnerTestDelegate);
+
+}  // namespace
+}  // namespace cc