cc: Adding creation location to debug BeginFrameArgs objects.

cc/trees/layer_tree_host_impl.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 <algorithm>
 #include <limits>
 
 #include "base/basictypes.h"
@@ skipping 3184 matching lines @@
 void LayerTreeHostImpl::ResetCurrentBeginFrameArgsForNextFrame() {
   current_begin_frame_args_ = BeginFrameArgs();
 }
 
 BeginFrameArgs LayerTreeHostImpl::CurrentBeginFrameArgs() const {
   // Try to use the current frame time to keep animations non-jittery.  But if
   // we're not in a frame (because this is during an input event or a delayed
   // task), fall back to physical time.  This should still be monotonic.
   if (current_begin_frame_args_.IsValid())
     return current_begin_frame_args_;
-  return BeginFrameArgs::Create(gfx::FrameTime::Now(), base::TimeTicks(),
-                                BeginFrameArgs::DefaultInterval(),
-                                BeginFrameArgs::NORMAL);
+  return BeginFrameArgs::Create(
+      BEGINFRAME_FROM_HERE, gfx::FrameTime::Now(), base::TimeTicks(),
+      BeginFrameArgs::DefaultInterval(), BeginFrameArgs::NORMAL);
 }
 
 scoped_refptr<base::debug::ConvertableToTraceFormat>
 LayerTreeHostImpl::AsValue() const {
   return AsValueWithFrame(NULL);
 }
 
 scoped_refptr<base::debug::ConvertableToTraceFormat>
 LayerTreeHostImpl::AsValueWithFrame(FrameData* frame) const {
   scoped_refptr<base::debug::TracedValue> state =
@@ skipping 224 matching lines @@
 }
 
 void LayerTreeHostImpl::UnregisterPictureLayerImpl(PictureLayerImpl* layer) {
   std::vector<PictureLayerImpl*>::iterator it =
       std::find(picture_layers_.begin(), picture_layers_.end(), layer);
   DCHECK(it != picture_layers_.end());
   picture_layers_.erase(it);
 }
 
 }  // namespace cc