Introduce TracingTimelineModel

Source/devtools/front_end/timeline/TimelineModel.js

Index: Source/devtools/front_end/timeline/TimelineModel.js
diff --git a/Source/devtools/front_end/timeline/TimelineModel.js b/Source/devtools/front_end/timeline/TimelineModel.js
index f987ad58ee8ce048c5ca923fd046d6da5c854896..f913ee67db964d32260343be6cb8cdccd43f0847 100644
--- a/Source/devtools/front_end/timeline/TimelineModel.js
+++ b/Source/devtools/front_end/timeline/TimelineModel.js
@@ -850,11 +850,11 @@ WebInspector.TimelineModel.TraceEventRecord.prototype = {
     frameId: function()
     {
         switch (this._event.name) {
-        case WebInspector.TimelineTraceEventBindings.RecordType.ScheduleStyleRecalculation:
-        case WebInspector.TimelineTraceEventBindings.RecordType.RecalculateStyles:
-        case WebInspector.TimelineTraceEventBindings.RecordType.InvalidateLayout:
+        case WebInspector.TracingTimelineModel.RecordType.ScheduleStyleRecalculation:
+        case WebInspector.TracingTimelineModel.RecordType.RecalculateStyles:
+        case WebInspector.TracingTimelineModel.RecordType.InvalidateLayout:
             return this._event.args["frameId"];
-        case WebInspector.TimelineTraceEventBindings.RecordType.Layout:
+        case WebInspector.TracingTimelineModel.RecordType.Layout:
             return this._event.args["beginData"]["frameId"];
         default:
             var data = this._event.args.data;