cc: Trigger BeginImplFrameDeadline immediately when invisible.

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 1773 matching lines @@
       SchedulerStateMachine::ACTION_SEND_BEGIN_MAIN_FRAME);
   EXPECT_ACTION_UPDATE_STATE(SchedulerStateMachine::ACTION_NONE);
   EXPECT_FALSE(state.ShouldTriggerBeginImplFrameDeadlineImmediately());
 
   state.DidLoseOutputSurface();
   EXPECT_ACTION_UPDATE_STATE(SchedulerStateMachine::ACTION_NONE);
   // The deadline should be triggered immediately when output surface is lost.
   EXPECT_TRUE(state.ShouldTriggerBeginImplFrameDeadlineImmediately());
 }
 
+TEST(SchedulerStateMachineTest, TestTriggerDeadlineImmediatelyWhenInvisible) {
+  SchedulerSettings settings;
+  settings.impl_side_painting = true;
+  StateMachine state(settings);
+  SET_UP_STATE(state)
+
+  state.SetNeedsCommit();
+
+  state.OnBeginImplFrame();
+  EXPECT_ACTION_UPDATE_STATE(
+      SchedulerStateMachine::ACTION_SEND_BEGIN_MAIN_FRAME);
+  EXPECT_ACTION_UPDATE_STATE(SchedulerStateMachine::ACTION_NONE);
+  EXPECT_FALSE(state.ShouldTriggerBeginImplFrameDeadlineImmediately());
+
+  state.SetVisible(false);
+  EXPECT_ACTION_UPDATE_STATE(SchedulerStateMachine::ACTION_NONE);
+  EXPECT_TRUE(state.ShouldTriggerBeginImplFrameDeadlineImmediately());
+}
+
 TEST(SchedulerStateMachineTest, TestSetNeedsAnimate) {
   SchedulerSettings settings;
   settings.impl_side_painting = true;
   StateMachine state(settings);
   SET_UP_STATE(state)
 
   // Test requesting an animation that, when run, causes us to draw.
   state.SetNeedsAnimate();
   EXPECT_TRUE(state.BeginFrameNeeded());
   EXPECT_ACTION_UPDATE_STATE(SchedulerStateMachine::ACTION_NONE);
@@ skipping 124 matching lines @@
   EXPECT_FALSE(state.ProactiveBeginFrameWanted());
   bool commit_has_no_updates = true;
   state.UpdateStateOnCommit(commit_has_no_updates);
   EXPECT_TRUE(state.ProactiveBeginFrameWanted());
   state.OnBeginImplFrame();
   EXPECT_FALSE(state.ProactiveBeginFrameWanted());
 }
 
 }  // namespace
 }  // namespace cc