Refactoring the way begin frame sources inside scheduler work.

cc/trees/layer_tree_host_impl_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/trees/layer_tree_host_impl.h"
 
 #include <cmath>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 100 matching lines @@
   virtual void TearDown() OVERRIDE {}
 
   virtual void UpdateRendererCapabilitiesOnImplThread() OVERRIDE {}
   virtual void DidLoseOutputSurfaceOnImplThread() OVERRIDE {}
   virtual void CommitVSyncParameters(base::TimeTicks timebase,
                                      base::TimeDelta interval) OVERRIDE {}
   virtual void SetEstimatedParentDrawTime(base::TimeDelta draw_time) OVERRIDE {}
   virtual void SetMaxSwapsPendingOnImplThread(int max) OVERRIDE {}
   virtual void DidSwapBuffersOnImplThread() OVERRIDE {}
   virtual void DidSwapBuffersCompleteOnImplThread() OVERRIDE {}
-  virtual void BeginFrame(const BeginFrameArgs& args) OVERRIDE {}
   virtual void OnCanDrawStateChanged(bool can_draw) OVERRIDE {
     on_can_draw_state_changed_called_ = true;
   }
   virtual void NotifyReadyToActivate() OVERRIDE {
     did_notify_ready_to_activate_ = true;
     host_impl_->ActivateSyncTree();
   }
   virtual void SetNeedsRedrawOnImplThread() OVERRIDE {
     did_request_redraw_ = true;
   }
@@ skipping 6980 matching lines @@
   // surface.
   EXPECT_EQ(0, num_lost_surfaces_);
   host_impl_->DidLoseOutputSurface();
   EXPECT_EQ(1, num_lost_surfaces_);
   host_impl_->DidLoseOutputSurface();
   EXPECT_LE(1, num_lost_surfaces_);
 }
 
 }  // namespace
 }  // namespace cc