DevTools: use target-based model accessors only.

Source/devtools/front_end/main/Main.js

Index: Source/devtools/front_end/main/Main.js
diff --git a/Source/devtools/front_end/main/Main.js b/Source/devtools/front_end/main/Main.js
index 6811b86cca3dbc7454a91d2ca95aecb53de027f7..59bd0291c0bf2b272a3a1e65435ce22e7f975ac4 100644
--- a/Source/devtools/front_end/main/Main.js
+++ b/Source/devtools/front_end/main/Main.js
@@ -307,31 +307,34 @@ WebInspector.Main.prototype = {
     _mainTargetCreated: function(target)
     {
         console.timeStamp("Main._mainTargetCreated");
-
-        var mainTarget = /** @type {!WebInspector.Target} */(target);
+        this._mainTarget = /** @type {!WebInspector.Target} */(target);
         this._registerShortcuts();
 
-        WebInspector.workerTargetManager = new WebInspector.WorkerTargetManager(mainTarget, WebInspector.targetManager);
+        WebInspector.workerTargetManager = new WebInspector.WorkerTargetManager(this._mainTarget, WebInspector.targetManager);
 
-        mainTarget.registerInspectorDispatcher(this);
+        this._mainTarget.registerInspectorDispatcher(this);
 
         if (WebInspector.isWorkerFrontend()) {
-            mainTarget.runtimeAgent().run();
-            mainTarget.workerManager.addEventListener(WebInspector.WorkerManager.Events.WorkerDisconnected, onWorkerDisconnected);
+            this._mainTarget.runtimeAgent().run();
+            this._mainTarget.workerManager.addEventListener(WebInspector.WorkerManager.Events.WorkerDisconnected, onWorkerDisconnected.bind(this));
         }
 
+        /**
+         * @this {WebInspector.Main}
+         */
         function onWorkerDisconnected()
         {
             var screen = new WebInspector.WorkerTerminatedScreen();
-            var listener = hideScreen.bind(null, screen);
-            mainTarget.debuggerModel.addEventListener(WebInspector.DebuggerModel.Events.GlobalObjectCleared, listener);
+            var listener = hideScreen.bind(this, screen);
+            this._mainTarget.debuggerModel.addEventListener(WebInspector.DebuggerModel.Events.GlobalObjectCleared, listener);
 
             /**
              * @param {!WebInspector.WorkerTerminatedScreen} screen
+             * @this {WebInspector.Main}
              */
             function hideScreen(screen)
             {
-                mainTarget.debuggerModel.removeEventListener(WebInspector.DebuggerModel.Events.GlobalObjectCleared, listener);
+                this._mainTarget.debuggerModel.removeEventListener(WebInspector.DebuggerModel.Events.GlobalObjectCleared, listener);
                 screen.hide();
             }
 
@@ -414,7 +417,7 @@ WebInspector.Main.prototype = {
                 return;
             }
 
-            var request = WebInspector.networkLog.requestForURL(anchor.href);
+            var request = WebInspector.NetworkLog.requestForURL(anchor.href);
             if (request) {
                 WebInspector.Revealer.reveal(request);
                 return;
@@ -553,7 +556,7 @@ WebInspector.Main.prototype = {
      */
     inspect: function(payload, hints)
     {
-        var object = WebInspector.runtimeModel.createRemoteObject(payload);
+        var object = this._mainTarget.runtimeModel.createRemoteObject(payload);
         if (object.isNode()) {
             WebInspector.Revealer.revealPromise(object).then(object.release.bind(object));
             return;
@@ -598,6 +601,7 @@ WebInspector.Main.prototype = {
     targetCrashed: function()
     {
         (new WebInspector.HelpScreenUntilReload(
+            this._mainTarget,
             WebInspector.UIString("Inspected target crashed"),
             WebInspector.UIString("Inspected target has crashed. Once it reloads we will attach to it automatically."))).showModal();
     },