DevTools: move TracingModel.js into the sdk module.

Source/devtools/front_end/timeline/TracingTimelineModel.js

Index: Source/devtools/front_end/timeline/TracingTimelineModel.js
diff --git a/Source/devtools/front_end/timeline/TracingTimelineModel.js b/Source/devtools/front_end/timeline/TracingTimelineModel.js
index dc5c411333ae6b44c981c055bc47641709e5e004..85694c2b30e6eb2d33f4c887690c560a587d7d8d 100644
--- a/Source/devtools/front_end/timeline/TracingTimelineModel.js
+++ b/Source/devtools/front_end/timeline/TracingTimelineModel.js
@@ -434,45 +434,45 @@ WebInspector.TracingTimelineModel.prototype = {
         switch (event.name) {
         case recordTypes.CallStack:
             var lastMainThreadEvent = this.mainThreadEvents().peekLast();
-            if (lastMainThreadEvent && event.args.stack && event.args.stack.length)
-                lastMainThreadEvent.stackTrace = event.args.stack;
+            if (lastMainThreadEvent && event.args["stack"] && event.args["stack"].length)
+                lastMainThreadEvent.stackTrace = event.args["stack"];
             break;
 
         case recordTypes.ResourceSendRequest:
-            this._sendRequestEvents[event.args.data["requestId"]] = event;
-            event.imageURL = event.args.data["url"];
+            this._sendRequestEvents[event.dataArg["requestId"]] = event;
+            event.imageURL = event.dataArg["url"];
             break;
 
         case recordTypes.ResourceReceiveResponse:
         case recordTypes.ResourceReceivedData:
         case recordTypes.ResourceFinish:
-            event.initiator = this._sendRequestEvents[event.args.data["requestId"]];
+            event.initiator = this._sendRequestEvents[event.dataArg["requestId"]];
             if (event.initiator)
                 event.imageURL = event.initiator.imageURL;
             break;
 
         case recordTypes.TimerInstall:
-            this._timerEvents[event.args.data["timerId"]] = event;
+            this._timerEvents[event.dataArg["timerId"]] = event;
             break;
 
         case recordTypes.TimerFire:
-            event.initiator = this._timerEvents[event.args.data["timerId"]];
+            event.initiator = this._timerEvents[event.dataArg["timerId"]];
             break;
 
         case recordTypes.RequestAnimationFrame:
-            this._requestAnimationFrameEvents[event.args.data["id"]] = event;
+            this._requestAnimationFrameEvents[event.dataArg["id"]] = event;
             break;
 
         case recordTypes.FireAnimationFrame:
-            event.initiator = this._requestAnimationFrameEvents[event.args.data["id"]];
+            event.initiator = this._requestAnimationFrameEvents[event.dataArg["id"]];
             break;
 
         case recordTypes.ScheduleStyleRecalculation:
-            this._lastScheduleStyleRecalculation[event.args.frame] = event;
+            this._lastScheduleStyleRecalculation[event.args["frame"]] = event;
             break;
 
         case recordTypes.RecalculateStyles:
-            event.initiator = this._lastScheduleStyleRecalculation[event.args.frame];
+            event.initiator = this._lastScheduleStyleRecalculation[event.args["frame"]];
             this._lastRecalculateStylesEvent = event;
             break;
 
@@ -480,7 +480,7 @@ WebInspector.TracingTimelineModel.prototype = {
             // Consider style recalculation as a reason for layout invalidation,
             // but only if we had no earlier layout invalidation records.
             var layoutInitator = event;
-            var frameId = event.args.frame;
+            var frameId = event.args["frame"];
             if (!this._layoutInvalidate[frameId] && this._lastRecalculateStylesEvent && this._lastRecalculateStylesEvent.endTime >  event.startTime)
                 layoutInitator = this._lastRecalculateStylesEvent.initiator;
             this._layoutInvalidate[frameId] = layoutInitator;
@@ -497,13 +497,13 @@ WebInspector.TracingTimelineModel.prototype = {
             break;
 
         case recordTypes.WebSocketCreate:
-            this._webSocketCreateEvents[event.args.data["identifier"]] = event;
+            this._webSocketCreateEvents[event.dataArg["identifier"]] = event;
             break;
 
         case recordTypes.WebSocketSendHandshakeRequest:
         case recordTypes.WebSocketReceiveHandshakeResponse:
         case recordTypes.WebSocketDestroy:
-            event.initiator = this._webSocketCreateEvents[event.args.data["identifier"]];
+            event.initiator = this._webSocketCreateEvents[event.dataArg["identifier"]];
             break;
 
         case recordTypes.EvaluateScript:
@@ -517,13 +517,13 @@ WebInspector.TracingTimelineModel.prototype = {
             break;
 
         case recordTypes.Paint:
-            event.highlightQuad = event.args["data"]["clip"];
-            event.backendNodeId = event.args["data"]["nodeId"];
+            event.highlightQuad = event.dataArg["clip"];
+            event.backendNodeId = event.dataArg["nodeId"];
             var layerUpdateEvent = this._findAncestorEvent(recordTypes.UpdateLayer);
             if (!layerUpdateEvent || layerUpdateEvent.args["layerTreeId"] !== this._inspectedTargetLayerTreeId)
                 break;
             // Only keep layer paint events, skip paints for subframes that get painted to the same layer as parent.
-            if (!event.args["data"]["layerId"])
+            if (!event.dataArg["layerId"])
                 break;
             this._lastPaintForLayer[layerUpdateEvent.args["layerId"]] = event;
             break;
@@ -540,12 +540,12 @@ WebInspector.TracingTimelineModel.prototype = {
             break;
 
         case recordTypes.ScrollLayer:
-            event.backendNodeId = event.args["data"]["nodeId"];
+            event.backendNodeId = event.dataArg["nodeId"];
             break;
 
         case recordTypes.PaintImage:
-            event.backendNodeId = event.args["data"]["nodeId"];
-            event.imageURL = event.args["data"]["url"];
+            event.backendNodeId = event.dataArg["nodeId"];
+            event.imageURL = event.dataArg["url"];
             break;
 
         case recordTypes.DecodeImage:
@@ -764,7 +764,7 @@ WebInspector.TracingTimelineModel.TraceEventRecord.prototype = {
      */
     data: function()
     {
-        return this._event.args.data;
+        return this._event.dataArg;
     },
 
     /**
@@ -788,7 +788,7 @@ WebInspector.TracingTimelineModel.TraceEventRecord.prototype = {
         case WebInspector.TracingTimelineModel.RecordType.Layout:
             return this._event.args["beginData"]["frameId"];
         default:
-            var data = this._event.args.data;
+            var data = this._event.dataArg;
             return (data && data["frame"]) || "";
         }
     },