DevTools: introduce multitarget model listeners

Source/devtools/front_end/sdk/PresentationConsoleMessageHelper.js

 /*
  * Copyright (C) 2012 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 12 matching lines @@
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 /**
  * @constructor
- * @implements {WebInspector.TargetManager.Observer}
  * @param {!WebInspector.Workspace} workspace
  */
 WebInspector.PresentationConsoleMessageHelper = function(workspace)
 {
     /**
      * @type {!Object.<string, !Array.<!WebInspector.ConsoleMessage>>}
      */
     this._pendingConsoleMessages = {};
     this._presentationConsoleMessages = [];
     this._workspace = workspace;
 
-    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.messages().forEach(this._consoleMessageAdded, this);
+    WebInspector.targetManager.addModelListener(WebInspector.DebuggerModel, WebInspector.DebuggerModel.Events.ParsedScriptSource, this._parsedScriptSource, this);
+    WebInspector.targetManager.addModelListener(WebInspector.DebuggerModel, WebInspector.DebuggerModel.Events.FailedToParseScriptSource, this._parsedScriptSource, this);
+    WebInspector.targetManager.addModelListener(WebInspector.DebuggerModel, WebInspector.DebuggerModel.Events.GlobalObjectCleared, this._debuggerReset, this);
 }
 
 WebInspector.PresentationConsoleMessageHelper.prototype = {
     /**
-     * @param {!WebInspector.Target} target
-     */
-    targetAdded: function(target)
-    {
-        target.debuggerModel.addEventListener(WebInspector.DebuggerModel.Events.ParsedScriptSource, this._parsedScriptSource, this);
-        target.debuggerModel.addEventListener(WebInspector.DebuggerModel.Events.FailedToParseScriptSource, this._parsedScriptSource, this);
-        target.debuggerModel.addEventListener(WebInspector.DebuggerModel.Events.GlobalObjectCleared, this._debuggerReset, this);
-    },
-
-    /**
-     * @param {!WebInspector.Target} target
-     */
-    targetRemoved: function(target)
-    {
-        target.debuggerModel.removeEventListener(WebInspector.DebuggerModel.Events.ParsedScriptSource, this._parsedScriptSource, this);
-        target.debuggerModel.removeEventListener(WebInspector.DebuggerModel.Events.FailedToParseScriptSource, this._parsedScriptSource, this);
-        target.debuggerModel.removeEventListener(WebInspector.DebuggerModel.Events.GlobalObjectCleared, this._debuggerReset, this);
-    },
-
-    /**
      * @param {!WebInspector.Event} event
      */
     _onConsoleMessageAdded: function(event)
     {
         var message = /** @type {!WebInspector.ConsoleMessage} */ (event.data);
         this._consoleMessageAdded(message)
     },
 
     /**
      * @param {!WebInspector.ConsoleMessage} message
@@ skipping 114 matching lines @@
     get lineNumber()
     {
         return this._uiLocation.lineNumber;
     },
 
     dispose: function()
     {
         this._liveLocation.dispose();
     }
 }