[DevTools] Remove Object.values and Object.isEmpty from utilities.js

third_party/WebKit/Source/devtools/front_end/timeline_model/TimelineModel.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 572 matching lines @@
     },
 
     /**
      * @param {!WebInspector.TracingModel} tracingModel
      * @return {?WebInspector.TracingModel.Event}
      */
     _makeMockPageMetadataEvent: function(tracingModel)
     {
         var rendererMainThreadName = WebInspector.TimelineModel.RendererMainThreadName;
         // FIXME: pick up the first renderer process for now.
-        var process = Object.values(tracingModel.sortedProcesses()).filter(function(p) { return p.threadByName(rendererMainThreadName); })[0];
+        var process = tracingModel.sortedProcesses().filter(function(p) { return p.threadByName(rendererMainThreadName); })[0];
         var thread = process && process.threadByName(rendererMainThreadName);
         if (!thread)
             return null;
         var pageMetaEvent = new WebInspector.TracingModel.Event(
             WebInspector.TracingModel.DevToolsMetadataEventCategory,
             WebInspector.TimelineModel.DevToolsMetadataEvent.TracingStartedInPage,
             WebInspector.TracingModel.Phase.Metadata,
             tracingModel.minimumRecordTime(), thread);
         pageMetaEvent.addArgs({"data": {"sessionId": "mockSessionId"}});
         return pageMetaEvent;
@@ skipping 1155 matching lines @@
         if (!id)
             return;
         /** @type {!Map<string, !WebInspector.TracingModel.Event>|undefined} */
         var initiatorMap = this._initiatorByType.get(initiatorType);
         if (isInitiator)
             initiatorMap.set(id, event);
         else
             event.initiator = initiatorMap.get(id) || null;
     }
 }