DevTools: Remove redundant dependency on target from TimelineFrameModel

Source/devtools/front_end/timeline/TimelinePanel.js

Index: Source/devtools/front_end/timeline/TimelinePanel.js
diff --git a/Source/devtools/front_end/timeline/TimelinePanel.js b/Source/devtools/front_end/timeline/TimelinePanel.js
index 1965c8865cdfec4b56cf26552468b09352f747c1..84954d5d440a58dbfe096780f4487caff0d55de5 100644
--- a/Source/devtools/front_end/timeline/TimelinePanel.js
+++ b/Source/devtools/front_end/timeline/TimelinePanel.js
@@ -262,11 +262,11 @@ WebInspector.TimelinePanel.prototype = {
         if (this._lazyFrameModel)
             return this._lazyFrameModel;
         if (this._tracingModel) {
-            var tracingFrameModel = new WebInspector.TracingTimelineFrameModel(this._model.target());
+            var tracingFrameModel = new WebInspector.TracingTimelineFrameModel();
             tracingFrameModel.addTraceEvents(this._tracingTimelineModel.inspectedTargetEvents(), this._tracingModel.sessionId() || "");
             this._lazyFrameModel = tracingFrameModel;
         } else {
-            var frameModel = new WebInspector.TimelineFrameModel(this._model.target());
+            var frameModel = new WebInspector.TimelineFrameModel();
             frameModel.setMergeRecords(!WebInspector.experimentsSettings.timelineNoLiveUpdate.isEnabled() || !this._recordingInProgress);
             frameModel.addRecords(this._model.records());
             this._lazyFrameModel = frameModel;