cc: Adding creation location to debug BeginFrameArgs objects.

cc/trees/layer_tree_host_impl.cc

Index: cc/trees/layer_tree_host_impl.cc
diff --git a/cc/trees/layer_tree_host_impl.cc b/cc/trees/layer_tree_host_impl.cc
index 7326eab223a2bbbf78a55cfe65a5b6f807e146fd..09aba4bc689d0ec6b6ffa60603ab87bec479194e 100644
--- a/cc/trees/layer_tree_host_impl.cc
+++ b/cc/trees/layer_tree_host_impl.cc
@@ -3202,9 +3202,9 @@ BeginFrameArgs LayerTreeHostImpl::CurrentBeginFrameArgs() const {
   // 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>