cc: Removing base::TimeTicks argument to DrawLayers as it isn't used.

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 149 matching lines @@
   virtual void CommitComplete() OVERRIDE {
     LayerTreeHostImpl::CommitComplete();
     test_hooks_->CommitCompleteOnThread(this);
   }
 
   virtual DrawResult PrepareToDraw(FrameData* frame) OVERRIDE {
     DrawResult draw_result = LayerTreeHostImpl::PrepareToDraw(frame);
     return test_hooks_->PrepareToDrawOnThread(this, frame, draw_result);
   }
 
-  virtual void DrawLayers(FrameData* frame,
-                          base::TimeTicks frame_begin_time) OVERRIDE {
-    LayerTreeHostImpl::DrawLayers(frame, frame_begin_time);
+  virtual void DrawLayers(FrameData* frame) OVERRIDE {
+    LayerTreeHostImpl::DrawLayers(frame);
     test_hooks_->DrawLayersOnThread(this);
   }
 
   virtual bool SwapBuffers(const LayerTreeHostImpl::FrameData& frame) OVERRIDE {
     bool result = LayerTreeHostImpl::SwapBuffers(frame);
     test_hooks_->SwapBuffersOnThread(this, result);
     return result;
   }
 
   virtual void DidSwapBuffersComplete() OVERRIDE {
@@ skipping 554 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