cc: Implement unified BeginFrame on aura

cc/scheduler/scheduler_state_machine_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/scheduler/scheduler_state_machine.h"
 
 #include "base/trace_event/trace_event.h"
 #include "cc/scheduler/scheduler.h"
 #include "cc/test/begin_frame_args_test.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 1786 matching lines @@
   state.SetNeedsAnimate();
   EXPECT_ACTION_UPDATE_STATE(SchedulerStateMachine::ACTION_NONE);
 
   state.OnBeginImplFrameDeadline();
   EXPECT_ACTION_UPDATE_STATE(
       SchedulerStateMachine::ACTION_DRAW_AND_SWAP_IF_POSSIBLE);
 }
 
 TEST(SchedulerStateMachineTest, TestForwardBeginFramesToChildren) {
   SchedulerSettings settings;
-  settings.forward_begin_frames_to_children = true;
   StateMachine state(settings);
   SET_UP_STATE(state)
 
   EXPECT_FALSE(state.BeginFrameNeeded());
   state.SetChildrenNeedBeginFrames(true);
   EXPECT_TRUE(state.BeginFrameNeeded());
 }
 
 TEST(SchedulerStateMachineTest, TestDeferCommit) {
   SchedulerSettings settings;
@@ skipping 13 matching lines @@
   EXPECT_ACTION_UPDATE_STATE(SchedulerStateMachine::ACTION_NONE);
 
   state.SetDeferCommits(false);
   state.OnBeginImplFrame(CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE));
   EXPECT_ACTION_UPDATE_STATE(
       SchedulerStateMachine::ACTION_SEND_BEGIN_MAIN_FRAME);
 }
 
 }  // namespace
 }  // namespace cc