cc: Adding creation location to debug BeginFrameArgs objects.

cc/scheduler/begin_frame_source.cc

Index: cc/scheduler/begin_frame_source.cc
diff --git a/cc/scheduler/begin_frame_source.cc b/cc/scheduler/begin_frame_source.cc
index dd6cdbeb5dfd54f87e8270dbce1d76566deb53a7..89b794e68e71cec01aae32c9d78a9e61f1970d27 100644
--- a/cc/scheduler/begin_frame_source.cc
+++ b/cc/scheduler/begin_frame_source.cc
@@ -7,6 +7,7 @@
 #include "base/auto_reset.h"
 #include "base/debug/trace_event.h"
 #include "base/debug/trace_event_argument.h"
+#include "base/location.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "cc/scheduler/delay_based_time_source.h"
@@ -181,10 +182,9 @@ void BackToBackBeginFrameSource::BeginFrame() {
     return;
 
   base::TimeTicks now = Now();
-  BeginFrameArgs args =
-      BeginFrameArgs::Create(now,
-                             now + BeginFrameArgs::DefaultInterval(),
-                             BeginFrameArgs::DefaultInterval());
+  BeginFrameArgs args = BeginFrameArgs::Create(
+      BEGINFRAME_FROM_HERE, now, now + BeginFrameArgs::DefaultInterval(),
+      BeginFrameArgs::DefaultInterval(), BeginFrameArgs::NORMAL);
   CallOnBeginFrame(args);
 }
 
@@ -243,8 +243,8 @@ BeginFrameArgs SyntheticBeginFrameSource::CreateBeginFrameArgs(
     base::TimeTicks frame_time,
     BeginFrameArgs::BeginFrameArgsType type) {
   base::TimeTicks deadline = time_source_->NextTickTime();
-  return BeginFrameArgs::CreateTyped(
-      frame_time, deadline, time_source_->Interval(), type);
+  return BeginFrameArgs::Create(BEGINFRAME_FROM_HERE, frame_time, deadline,
+                                time_source_->Interval(), type);
 }
 
 // TimeSourceClient support