cc: Don't make AcquireLayerTextures force a commit.

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 "cc/scheduler/scheduler.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace cc {
@@ skipping 1257 matching lines @@
   state.SetVisible(true);
   EXPECT_FALSE(state.DrawSuspendedUntilCommit());
 
   state.SetMainThreadNeedsLayerTextures();
   EXPECT_EQ(
       SchedulerStateMachine::ACTION_ACQUIRE_LAYER_TEXTURES_FOR_MAIN_THREAD,
       state.NextAction());
   state.UpdateState(state.NextAction());
   EXPECT_TRUE(state.DrawSuspendedUntilCommit());
 
+  EXPECT_EQ(SchedulerStateMachine::ACTION_NONE, state.NextAction());
+
+  state.SetNeedsCommit();
   EXPECT_EQ(SchedulerStateMachine::ACTION_SEND_BEGIN_FRAME_TO_MAIN_THREAD,
             state.NextAction());
 
   state.UpdateState(state.NextAction());
   EXPECT_TRUE(state.DrawSuspendedUntilCommit());
 
   EXPECT_EQ(SchedulerStateMachine::ACTION_NONE, state.NextAction());
 
   state.FinishCommit();
   EXPECT_TRUE(state.DrawSuspendedUntilCommit());
 
   EXPECT_EQ(SchedulerStateMachine::ACTION_COMMIT, state.NextAction());
 
   state.UpdateState(state.NextAction());
   EXPECT_FALSE(state.DrawSuspendedUntilCommit());
 }
 
 }  // namespace
 }  // namespace cc