Moves ownership of the cc::Display's BeginFrameSource out of Display.

cc/surfaces/display_scheduler_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 "cc/surfaces/display_scheduler.h"
 
 #include "base/logging.h"
 #include "base/test/null_task_runner.h"
 #include "base/test/simple_test_tick_clock.h"
 #include "base/trace_event/trace_event.h"
@@ skipping 27 matching lines @@
 
  protected:
   int draw_and_swap_count_;
 };
 
 class TestDisplayScheduler : public DisplayScheduler {
  public:
   TestDisplayScheduler(BeginFrameSource* begin_frame_source,
                        base::SingleThreadTaskRunner* task_runner,
                        int max_pending_swaps)
-      : DisplayScheduler(begin_frame_source, task_runner, max_pending_swaps),
-        scheduler_begin_frame_deadline_count_(0) {}
+      : DisplayScheduler(task_runner, max_pending_swaps),
+        scheduler_begin_frame_deadline_count_(0) {
+    SetBeginFrameSource(begin_frame_source);
+  }
 
   base::TimeTicks DesiredBeginFrameDeadlineTimeForTest() {
     return DesiredBeginFrameDeadlineTime();
   }
 
   void BeginFrameDeadlineForTest() { OnBeginFrameDeadline(); }
 
   void ScheduleBeginFrameDeadline() override {
     scheduler_begin_frame_deadline_count_++;
     DisplayScheduler::ScheduleBeginFrameDeadline();
@@ skipping 508 matching lines @@
 
   scheduler_.SetRootSurfaceResourcesLocked(true);
   EXPECT_EQ(++count, scheduler_.scheduler_begin_frame_deadline_count());
 
   scheduler_.OutputSurfaceLost();
   EXPECT_EQ(++count, scheduler_.scheduler_begin_frame_deadline_count());
 }
 
 }  // namespace
 }  // namespace cc