Devtools: parse variables scopes and sourcemap them

third_party/WebKit/Source/devtools/front_end/main/Main.js

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2007 Matt Lilek (pewtermoose@gmail.com).
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 103 matching lines @@
         Runtime.experiments.register("inputEventsOnTimelineOverview", "Input events on Timeline overview", true);
         Runtime.experiments.register("layersPanel", "Layers panel");
         Runtime.experiments.register("layoutEditor", "Layout editor", true);
         Runtime.experiments.register("inspectTooltip", "Dark inspect element tooltip");
         Runtime.experiments.register("multipleTimelineViews", "Multiple main views on Timeline", true);
         Runtime.experiments.register("networkRequestHeadersFilterInDetailsView", "Network request headers filter in details view", true);
         Runtime.experiments.register("networkRequestsOnTimeline", "Network requests on Timeline", true);
         Runtime.experiments.register("privateScriptInspection", "Private script inspection");
         Runtime.experiments.register("promiseTracker", "Promise inspector");
         Runtime.experiments.register("requestBlocking", "Request blocking", true);
+        Runtime.experiments.register("resolveVariableNames", "Resolve variable names", true);
         Runtime.experiments.register("timelineShowAllEvents", "Show all events on Timeline", true);
         Runtime.experiments.register("timelineLatencyInfo", "Show input latency events on the Timeline", true);
         Runtime.experiments.register("securityPanel", "Security panel");
         Runtime.experiments.register("showPrimaryLoadWaterfallInNetworkTimeline", "Show primary load waterfall in Network timeline", true);
         Runtime.experiments.register("stepIntoAsync", "Step into async");
         Runtime.experiments.register("timelineFlowEvents", "Timeline flow events", true);
         Runtime.experiments.register("timelineInvalidationTracking", "Timeline invalidation tracking", true);
         Runtime.experiments.register("timelineRecordingPerspectives", "Timeline recording perspectives UI");
         Runtime.experiments.register("timelineTracingJSProfile", "Timeline tracing based JS profiler", true);
 
@@ skipping 975 matching lines @@
     /**
      * @param {!WebInspector.Target} target
      * @override
      */
     targetRemoved: function(target)
     {
     }
 }
 
 new WebInspector.Main();