[DevTools] Track URL through the target

third_party/WebKit/Source/devtools/front_end/sdk/TargetManager.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
  * @extends {WebInspector.Object}
  */
 WebInspector.TargetManager = function()
 {
     WebInspector.Object.call(this);
     /** @type {!Array.<!WebInspector.Target>} */
     this._targets = [];
     /** @type {!Array.<!WebInspector.TargetManager.Observer>} */
     this._observers = [];
     this._observerCapabiliesMaskSymbol = Symbol("observerCapabilitiesMask");
     /** @type {!Object.<string, !Array.<{modelClass: !Function, thisObject: (!Object|undefined), listener: function(!WebInspector.Event)}>>} */
     this._modelListeners = {};
     this._isSuspended = false;
 }
 
 WebInspector.TargetManager.Events = {
     InspectedURLChanged: "InspectedURLChanged",

[dgozman, 2016/07/27 17:26:06]

You stopped sending this event. Remove it? Did all clients migrate to per-target
one? Maybe remove the getters as well?

[eostroukhov-old, 2016/07/27 17:46:59]

This event is still sent out by a setter in the target. Clients still rely on
it.

     MainFrameNavigated: "MainFrameNavigated",
     Load: "Load",
     PageReloadRequested: "PageReloadRequested",
     WillReloadPage: "WillReloadPage",
     TargetDisposed: "TargetDisposed",
     SuspendStateChanged: "SuspendStateChanged"
 }
 
 WebInspector.TargetManager.prototype = {
     suspendAllTargets: function()
@@ skipping 42 matching lines @@
     },
 
     /**
      * @return {string}
      */
     inspectedPageURL: function()
     {
         if (!this._targets.length)
             return "";
 
-        return this._targets[0].resourceTreeModel.inspectedPageURL();
+        return this._targets[0].inspectedURL();
     },
 
     /**
      * @return {string}
      */
     inspectedPageDomain: function()
     {
         if (!this._targets.length)
             return "";
 
-        return this._targets[0].resourceTreeModel.inspectedPageDomain();
+        return this._targets[0].inspectedDomain();
     },
 
     /**
      * @param {!WebInspector.Event} event
      */
     _redispatchEvent: function(event)
     {
         this.dispatchEventToListeners(event.type, event.data);
     },
 
@@ skipping 133 matching lines @@
         return this._observers.filter((observer) => target.hasAllCapabilities(observer[this._observerCapabiliesMaskSymbol] || 0));
     },
 
     /**
      * @param {!WebInspector.Target} target
      */
     addTarget: function(target)
     {
         this._targets.push(target);
         if (this._targets.length === 1) {
-            target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.InspectedURLChanged, this._redispatchEvent, this);
             target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.MainFrameNavigated, this._redispatchEvent, this);
             target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.Load, this._redispatchEvent, this);
             target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.PageReloadRequested, this._redispatchEvent, this);
             target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.WillReloadPage, this._redispatchEvent, this);
         }
         var copy = this._observersForTarget(target);
         for (var i = 0; i < copy.length; ++i)
             copy[i].targetAdded(target);
 
         for (var eventType in this._modelListeners) {
             var listeners = this._modelListeners[eventType];
             for (var i = 0; i < listeners.length; ++i) {
                 var model = target.model(listeners[i].modelClass);
                 if (model)
                     model.addEventListener(eventType, listeners[i].listener, listeners[i].thisObject);
             }
         }
     },
 
     /**
      * @param {!WebInspector.Target} target
      */
     removeTarget: function(target)
     {
         this._targets.remove(target);
         if (this._targets.length === 0) {
-            target.resourceTreeModel.removeEventListener(WebInspector.ResourceTreeModel.EventTypes.InspectedURLChanged, this._redispatchEvent, this);
             target.resourceTreeModel.removeEventListener(WebInspector.ResourceTreeModel.EventTypes.MainFrameNavigated, this._redispatchEvent, this);
             target.resourceTreeModel.removeEventListener(WebInspector.ResourceTreeModel.EventTypes.Load, this._redispatchEvent, this);
             target.resourceTreeModel.removeEventListener(WebInspector.ResourceTreeModel.EventTypes.WillReloadPage, this._redispatchEvent, this);
         }
         var copy = this._observersForTarget(target);
         for (var i = 0; i < copy.length; ++i)
             copy[i].targetRemoved(target);
 
         for (var eventType in this._modelListeners) {
             var listeners = this._modelListeners[eventType];
@@ skipping 58 matching lines @@
     /**
      * @param {!WebInspector.Target} target
      */
     targetRemoved: function(target) { },
 }
 
 /**
  * @type {!WebInspector.TargetManager}
  */
 WebInspector.targetManager = new WebInspector.TargetManager();