cc: Handle retroactive BeginFrames in the Scheduler.

cc/test/layer_tree_test.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/test/layer_tree_test.h"
 
 #include "base/command_line.h"
 #include "cc/animation/animation.h"
 #include "cc/animation/animation_registrar.h"
 #include "cc/animation/layer_animation_controller.h"
@@ skipping 65 matching lines @@
       : LayerTreeHostImpl(settings,
                           host_impl_client,
                           proxy,
                           stats_instrumentation,
                           manager,
                           0),
         test_hooks_(test_hooks),
         block_notify_ready_to_activate_for_testing_(false),
         notify_ready_to_activate_was_blocked_(false) {}
 
-  virtual void BeginImplFrame(const BeginFrameArgs& args) OVERRIDE {
+  virtual void WillBeginImplFrame(const BeginFrameArgs& args) OVERRIDE {
+    LayerTreeHostImpl::WillBeginImplFrame(args);
     test_hooks_->WillBeginImplFrameOnThread(this, args);
-    LayerTreeHostImpl::BeginImplFrame(args);
-    test_hooks_->DidBeginImplFrameOnThread(this, args);
   }
 
   virtual void BeginMainFrameAborted(bool did_handle) OVERRIDE {
     LayerTreeHostImpl::BeginMainFrameAborted(did_handle);
     test_hooks_->BeginMainFrameAbortedOnThread(this, did_handle);
   }
 
   virtual void BeginCommit() OVERRIDE {
     LayerTreeHostImpl::BeginCommit();
     test_hooks_->BeginCommitOnThread(this);
@@ skipping 521 matching lines @@
                             bool impl_side_painting) {
   if (threaded) {
     impl_thread_.reset(new base::Thread("Compositor"));
     ASSERT_TRUE(impl_thread_->Start());
   }
 
   main_task_runner_ = base::MessageLoopProxy::current();
 
   delegating_renderer_ = delegating_renderer;
 
-  // Spend less time waiting for BeginImplFrame because the output is
+  // Spend less time waiting for BeginFrame because the output is
   // mocked out.
   settings_.refresh_rate = 200.0;
   if (impl_side_painting) {
     DCHECK(threaded)
         << "Don't run single thread + impl side painting, it doesn't exist.";
     settings_.impl_side_painting = true;
   }
   InitializeSettings(&settings_);
 
   main_task_runner_->PostTask(
@@ skipping 63 matching lines @@
   return -1;
 }
 
 void LayerTreeTest::DestroyLayerTreeHost() {
   if (layer_tree_host_ && layer_tree_host_->root_layer())
     layer_tree_host_->root_layer()->SetLayerTreeHost(NULL);
   layer_tree_host_.reset();
 }
 
 }  // namespace cc