[DevTools] Prepare to pass modified InspectorFrontendHost to inspector app.

Source/devtools/front_end/devtools_app/DevToolsApp.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @constructor
- * @implements {InspectorAppHostAPI}
+ * @suppressGlobalPropertiesCheck
  */
 WebInspector.DevToolsApp = function()
 {
-    window.InspectorAppHost = this;
-
     /**
      * @type {?Window}
      */
     this._inspectorWindow = null;
+
+    this._iframe = document.querySelector("iframe.inspector-app-iframe");

[pfeldman, 2014/11/13 17:48:11]

just inline onIframeLoaded here.

[dgozman, 2014/11/13 17:53:27]

Done.

+
+    /**
+     * @this {WebInspector.DevToolsApp}
+     */
+    var loadCallback = (function()
+    {
+        this._iframe.removeEventListener("load", loadCallback, false);
+        this._onIframeLoaded();
+    }).bind(this);
+
+    if (this._iframe.contentDocument.readyState == "complete")
+        this._onIframeLoaded();
+    else
+        this._iframe.addEventListener("load", loadCallback, false);
 }
 
 WebInspector.DevToolsApp.prototype = {
-    /**
-     * @param {!Window} inspectorWindow
-     * @override
-     */
-    inspectorAppWindowLoaded: function(inspectorWindow)
+    _onIframeLoaded: function()
     {
-        this._inspectorWindow = inspectorWindow;
-        if (window.domAutomationController)
-            this._inspectorWindow.domAutomationController = window.domAutomationController;
-    },
-
-    /**
-     * @override
-     */
-    beforeInspectorAppLoad: function()
-    {
-        if (this._inspectorWindow.uiTests) {
-            // FIXME: move Tests to the host or teach browser counterpart about iframe.
-            window.uiTests = this._inspectorWindow.uiTests;
-        }
-    },
-
-    /**
-     * @override
-     */
-    afterInspectorAppLoad: function()
-    {
+        this._inspectorWindow = this._iframe.contentWindow;
+        this._inspectorWindow.InspectorFrontendHost = window.InspectorFrontendHost;
     }
 }
 
-new WebInspector.DevToolsApp();
+runOnWindowLoad(function() { new WebInspector.DevToolsApp(); });