DevTools: discover default port node servers for debugging (behind experiment)

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 72 matching lines @@
         Runtime.experiments.register("applyCustomStylesheet", "Allow custom UI themes");
         Runtime.experiments.register("blackboxJSFramesOnTimeline", "Blackbox JavaScript frames on Timeline", true);
         Runtime.experiments.register("colorContrastRatio", "Contrast ratio line in color picker", true);
         Runtime.experiments.register("continueToFirstInvocation", "Continue to first invocation", true);
         Runtime.experiments.register("emptySourceMapAutoStepping", "Empty sourcemap auto-stepping");
         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("liveSASS", "Live SASS");
+        Runtime.experiments.register("nodeDebugging", "Node debugging", true);
         Runtime.experiments.register("privateScriptInspection", "Private script inspection");
         Runtime.experiments.register("requestBlocking", "Request blocking", true);
         Runtime.experiments.register("resolveVariableNames", "Resolve variable names");
         Runtime.experiments.register("timelineShowAllEvents", "Show all events on Timeline", true);
         Runtime.experiments.register("timelineShowAllProcesses", "Show all processes on Timeline", true);
         Runtime.experiments.register("securityPanel", "Security panel");
         Runtime.experiments.register("sourceDiff", "Source diff");
         Runtime.experiments.register("timelineFlowEvents", "Timeline flow events", true);
         Runtime.experiments.register("timelineInvalidationTracking", "Timeline invalidation tracking", true);
         Runtime.experiments.register("timelineRecordingPerspectives", "Timeline recording perspectives UI");
@@ skipping 206 matching lines @@
         InspectorFrontendHost.events.addEventListener(InspectorFrontendHostAPI.Events.ReloadInspectedPage, this._reloadInspectedPage, this);
         InspectorFrontendHost.events.addEventListener(InspectorFrontendHostAPI.Events.EvaluateForTestInFrontend, this._evaluateForTestInFrontend, this);
 
         this._mainTarget.runtimeAgent().runIfWaitingForDebugger();
 
         if (this._mainTarget.hasBrowserCapability())
             this._mainTarget.inspectorAgent().enable();
         InspectorFrontendHost.readyForTest();
 
         // Asynchronously run the extensions.
-        setTimeout(lateInitialization, 0);
+        setTimeout(lateInitialization.bind(this), 0);
 
+        /**
+         * @this {WebInspector.Main}
+         */
         function lateInitialization()
         {
             console.timeStamp("Main.lateInitialization");
             WebInspector.extensionServer.initializeExtensions();
+            if (Runtime.experiments.isEnabled("nodeDebugging"))
+                new WebInspector.RemoteLocationManager(this._mainTarget);
         }
     },
 
     _registerForwardedShortcuts: function()
     {
         /** @const */ var forwardedActions = ["main.toggle-dock", "debugger.toggle-breakpoints-active", "debugger.toggle-pause", "commandMenu.show"];
         var actionKeys = WebInspector.shortcutRegistry.keysForActions(forwardedActions).map(WebInspector.KeyboardShortcut.keyCodeAndModifiersFromKey);
         InspectorFrontendHost.setWhitelistedShortcuts(JSON.stringify(actionKeys));
     },
 
@@ skipping 763 matching lines @@
      * @override
      * @return {?Element}
      */
     settingElement: function()
     {
         return WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show rulers"), WebInspector.moduleSetting("showMetricsRulers"));
     }
 }
 
 new WebInspector.Main();