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

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

Index: third_party/WebKit/Source/devtools/front_end/main/Main.js
diff --git a/third_party/WebKit/Source/devtools/front_end/main/Main.js b/third_party/WebKit/Source/devtools/front_end/main/Main.js
index e22b06d9eed50ce01727f9fd79cbacfaa3931560..78d653f66bf9c620b027c432b512f1b6147e8906 100644
--- a/third_party/WebKit/Source/devtools/front_end/main/Main.js
+++ b/third_party/WebKit/Source/devtools/front_end/main/Main.js
@@ -90,6 +90,7 @@ WebInspector.Main.prototype = {
         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");
@@ -316,12 +317,17 @@ WebInspector.Main.prototype = {
         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);
         }
     },