DevTools: introduce multitarget model listeners

Source/devtools/front_end/console/ConsoleView.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 126 matching lines @@
     this._prompt.setHistoryData(historyData);
 
     this._updateFilterStatus();
     WebInspector.settings.consoleTimestampsEnabled.addChangeListener(this._consoleTimestampsSettingChanged, this);
 
     this._registerWithMessageSink();
     WebInspector.targetManager.observeTargets(this);
     WebInspector.multitargetConsoleModel.addEventListener(WebInspector.ConsoleModel.Events.ConsoleCleared, this._consoleCleared, this);
     WebInspector.multitargetConsoleModel.addEventListener(WebInspector.ConsoleModel.Events.MessageAdded, this._onConsoleMessageAdded, this);
     WebInspector.multitargetConsoleModel.addEventListener(WebInspector.ConsoleModel.Events.CommandEvaluated, this._commandEvaluated, this);
+    WebInspector.targetManager.addModelListener(WebInspector.RuntimeModel, WebInspector.RuntimeModel.Events.ExecutionContextCreated, this._onExecutionContextCreated, this);
+    WebInspector.targetManager.addModelListener(WebInspector.RuntimeModel, WebInspector.RuntimeModel.Events.ExecutionContextDestroyed, this._onExecutionContextDestroyed, this);
+
     /**
      * @param {!WebInspector.ConsoleMessage} message
      * @this {WebInspector.ConsoleView}
      */
     function appendMessage(message)
     {
          var viewMessage = this._createViewMessage(message);
          this._consoleMessageAdded(viewMessage);
     }
 
@@ skipping 37 matching lines @@
         return 16;
     },
 
     /**
      * @param {!WebInspector.Target} target
      */
     targetAdded: function(target)
     {
         this._viewport.invalidate();
         target.runtimeModel.executionContexts().forEach(this._executionContextCreated, this);
-        target.runtimeModel.addEventListener(WebInspector.RuntimeModel.Events.ExecutionContextCreated, this._onExecutionContextCreated, this);
-        target.runtimeModel.addEventListener(WebInspector.RuntimeModel.Events.ExecutionContextDestroyed, this._onExecutionContextDestroyed, this);
     },
 
     /**
      * @param {!WebInspector.Target} target
      */
     targetRemoved: function(target)
     {
         this._clearExecutionContextsForTarget(target);
-        target.runtimeModel.removeEventListener(WebInspector.RuntimeModel.Events.ExecutionContextCreated, this._onExecutionContextCreated, this);
-        target.runtimeModel.removeEventListener(WebInspector.RuntimeModel.Events.ExecutionContextDestroyed, this._onExecutionContextDestroyed, this);
     },
 
     _registerWithMessageSink: function()
     {
         WebInspector.console.messages().forEach(this._addSinkMessage, this);
         WebInspector.console.addEventListener(WebInspector.Console.Events.MessageAdded, messageAdded, this);
 
         /**
          * @param {!WebInspector.Event} event
          * @this {WebInspector.ConsoleView}
@@ skipping 990 matching lines @@
 WebInspector.ConsoleView.ShowConsoleActionDelegate.prototype = {
     /**
      * @return {boolean}
      */
     handleAction: function()
     {
         WebInspector.console.show();
         return true;
     }
 }