DevTools: Remove calls of WebInspector.timelineManager and WebInspector.cpuProfilerModel from Scree…

Source/devtools/front_end/ScreencastView.js

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 76 matching lines @@
         this._isCasting = false;
         this._context = this._canvasElement.getContext("2d");
         this._checkerboardPattern = this._createCheckerboardPattern(this._context);
 
         this._shortcuts = /** !Object.<number, function(Event=):boolean> */ ({});
         this._shortcuts[WebInspector.KeyboardShortcut.makeKey("l", WebInspector.KeyboardShortcut.Modifiers.Ctrl)] = this._focusNavigationBar.bind(this);
 
         WebInspector.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.ScreencastFrame, this._screencastFrame, this);
         WebInspector.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.ScreencastVisibilityChanged, this._screencastVisibilityChanged, this);
 
-        WebInspector.timelineManager.addEventListener(WebInspector.TimelineManager.EventTypes.TimelineStarted, this._onTimeline.bind(this, true), this);
-        WebInspector.timelineManager.addEventListener(WebInspector.TimelineManager.EventTypes.TimelineStopped, this._onTimeline.bind(this, false), this);
-        this._timelineActive = WebInspector.timelineManager.isStarted();
+        WebInspector.targetManager.addModelListener(WebInspector.TimelineManager, WebInspector.TimelineManager.EventTypes.TimelineStarted, this._onTimeline.bind(this), this);
+        WebInspector.targetManager.addModelListener(WebInspector.TimelineManager, WebInspector.TimelineManager.EventTypes.TimelineStopped, this._onTimeline.bind(this), this);
+        this._timelineActive = this._isTimelineActive();
 
-        WebInspector.cpuProfilerModel.addEventListener(WebInspector.CPUProfilerModel.EventTypes.ProfileStarted, this._onProfiler.bind(this, true), this);
-        WebInspector.cpuProfilerModel.addEventListener(WebInspector.CPUProfilerModel.EventTypes.ProfileStopped, this._onProfiler.bind(this, false), this);
-        this._profilerActive = WebInspector.cpuProfilerModel.isRecordingProfile();
+        WebInspector.targetManager.addModelListener(WebInspector.CPUProfilerModel, WebInspector.CPUProfilerModel.EventTypes.ProfileStarted, this._onProfiler.bind(this), this);
+        WebInspector.targetManager.addModelListener(WebInspector.CPUProfilerModel, WebInspector.CPUProfilerModel.EventTypes.ProfileStopped, this._onProfiler.bind(this), this);
+        this._profilerActive = this._isProfilerActive();
 
         this._updateGlasspane();
     },
 
     wasShown: function()
     {
         this._startCasting();
     },
 
     willHide: function()
@@ skipping 67 matching lines @@
 
     /**
      * @param {!WebInspector.Event} event
      */
     _screencastVisibilityChanged: function(event)
     {
         this._targetInactive = !event.data.visible;
         this._updateGlasspane();
     },
 
-    /**
-     * @param {boolean} on
-     * @private
-     */
-    _onTimeline: function(on)
+    _onTimeline: function()
     {
-        this._timelineActive = on;
+        this._timelineActive = this._isTimelineActive();
         if (this._timelineActive)
             this._stopCasting();
         else
             this._startCasting();
         this._updateGlasspane();
     },
 
     /**
-     * @param {boolean} on
      * @param {!WebInspector.Event} event
-     * @private
      */
-    _onProfiler: function(on, event) {
-        this._profilerActive = on;
+    _onProfiler: function(event)
+    {
+        this._profilerActive = this._isProfilerActive();
         if (this._profilerActive)
             this._stopCasting();
         else
             this._startCasting();
         this._updateGlasspane();
     },
 
     _updateGlasspane: function()
     {
         if (this._targetInactive) {
@@ skipping 694 matching lines @@
         this._navigationUrl.value = url;
     },
 
     _focusNavigationBar: function()
     {
         this._navigationUrl.focus();
         this._navigationUrl.select();
         return true;
     },
 
+    _isTimelineActive: function()
+    {
+        return WebInspector.targetManager.targets().some(function(target){ return target.timelineManager.isStarted();});
+    },
+
+    _isProfilerActive: function()
+    {
+        return WebInspector.targetManager.targets().some(function(target){ return target.cpuProfilerModel.isRecordingProfile();});
+    },
+
   __proto__: WebInspector.VBox.prototype
 }
 
 /**
  * @param {!Element} element
  * @constructor
  */
 WebInspector.ScreencastView.ProgressTracker = function(element)
 {
     this._element = element;
@@ skipping 62 matching lines @@
           return;
         this._maxDisplayedProgress = progress;
         this._displayProgress(progress);
     },
 
     _displayProgress: function(progress)
     {
         this._element.style.width = (100 * progress) + "%";
     }
 };