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 "base/location.h"
 #include "base/single_thread_task_runner.h"
 #include "base/thread_task_runner_handle.h"
@@ skipping 257 matching lines @@
   void CommitComplete() override {
     LayerTreeHostImpl::CommitComplete();
     test_hooks_->CommitCompleteOnThread(this);
   }
 
   DrawResult PrepareToDraw(FrameData* frame) override {
     DrawResult draw_result = LayerTreeHostImpl::PrepareToDraw(frame);
     return test_hooks_->PrepareToDrawOnThread(this, frame, draw_result);
   }
 
-  void DrawLayers(FrameData* frame, base::TimeTicks frame_begin_time) override {
-    LayerTreeHostImpl::DrawLayers(frame, frame_begin_time);
+  void DrawLayers(FrameData* frame) override {
+    LayerTreeHostImpl::DrawLayers(frame);
     test_hooks_->DrawLayersOnThread(this);
   }
 
   bool SwapBuffers(const LayerTreeHostImpl::FrameData& frame) override {
     bool result = LayerTreeHostImpl::SwapBuffers(frame);
     test_hooks_->SwapBuffersOnThread(this, result);
     return result;
   }
 
   void DidSwapBuffersComplete() override {
@@ skipping 599 matching lines @@
 LayerTreeHost* LayerTreeTest::layer_tree_host() {
   // We check for a null proxy here as we sometimes ask for the layer tree host
   // when the proxy does not exist, often for checking settings after a test has
   // completed. For example, LTHPixelResourceTest::RunPixelResourceTest. See
   // elsewhere in this file for other examples.
   DCHECK(!proxy() || proxy()->IsMainThread() || proxy()->IsMainThreadBlocked());
   return layer_tree_host_.get();
 }
 
 }  // namespace cc