[cc] Adds source_id and sequence_number to BeginFrameArgs.

content/browser/renderer_host/render_widget_host_view_android.cc

Index: content/browser/renderer_host/render_widget_host_view_android.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_android.cc b/content/browser/renderer_host/render_widget_host_view_android.cc
index cc1d26880258674da88c599cf8d750fa1455077d..17cc03dfc6fcc7997ab6ba517d16d850e5027f5d 100644
--- a/content/browser/renderer_host/render_widget_host_view_android.cc
+++ b/content/browser/renderer_host/render_widget_host_view_android.cc
@@ -1518,8 +1518,9 @@ void RenderWidgetHostViewAndroid::StopObservingRootWindow() {
 }
 
 void RenderWidgetHostViewAndroid::SendBeginFrame(cc::BeginFrameArgs args) {
-  TRACE_EVENT1("cc", "RenderWidgetHostViewAndroid::SendBeginFrame",
-               "frame_time_us", args.frame_time.ToInternalValue());
+  TRACE_EVENT2("cc", "RenderWidgetHostViewAndroid::SendBeginFrame",
+               "frame_number", args.sequence_number, "frame_time_us",
+               args.frame_time.ToInternalValue());
 
   // Synchronous compositor does not use deadline-based scheduling.
   // TODO(brianderson): Replace this hardcoded deadline after Android