cc: Adding creation location to debug BeginFrameArgs objects.

ui/compositor/compositor.cc

Index: ui/compositor/compositor.cc
diff --git a/ui/compositor/compositor.cc b/ui/compositor/compositor.cc
index 607a8ea8efc933e5aeda34a5497f19560fd2814e..0776a9d47a2195470a35c7eb68881c6384117411 100644
--- a/ui/compositor/compositor.cc
+++ b/ui/compositor/compositor.cc
@@ -239,10 +239,9 @@ void Compositor::Draw() {
   if (!IsLocked()) {
     // TODO(nduca): Temporary while compositor calls
     // compositeImmediately() directly.
-    cc::BeginFrameArgs args =
-        cc::BeginFrameArgs::Create(gfx::FrameTime::Now(),
-                                   base::TimeTicks(),
-                                   cc::BeginFrameArgs::DefaultInterval());
+    cc::BeginFrameArgs args = cc::BeginFrameArgs::Create(
+        BEGINFRAME_FROM_HERE, gfx::FrameTime::Now(), base::TimeTicks(),
+        cc::BeginFrameArgs::DefaultInterval(), cc::BeginFrameArgs::SYNCHRONOUS);
     BeginMainFrame(args);
     host_->Composite(args.frame_time);
   }