Devtools: Synchronization state in ElementStatePaneWidget with contextMenu

Source/devtools/front_end/elements/SharedSidebarModel.js

 // Copyright (c) 2015 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.
 
 /**
  * @extends {WebInspector.Object}
  * @constructor
  */
 WebInspector.SharedSidebarModel = function()
 {
@@ skipping 53 matching lines @@
     _updateTarget: function(target)
     {
         if (this._target === target)
             return;
         if (this._target) {
             this._cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.StyleSheetAdded, this._onComputedStyleChanged, this);
             this._cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.StyleSheetRemoved, this._onComputedStyleChanged, this);
             this._cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.StyleSheetChanged, this._onComputedStyleChanged, this);
             this._cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.MediaQueryResultChanged, this._onComputedStyleChanged, this);
             this._cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.PseudoStateForced, this._onComputedStyleChanged, this);
-            this._cssModel.addEventListener(WebInspector.CSSStyleModel.Events.ModelWasEnabled, this._onComputedStyleChanged, this);
+            this._cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.ModelWasEnabled, this._onComputedStyleChanged, this);
             this._domModel.removeEventListener(WebInspector.DOMModel.Events.DOMMutated, this._onComputedStyleChanged, this);
         }
         this._target = target;
         if (target) {
             this._cssModel = WebInspector.CSSStyleModel.fromTarget(target);
             this._cssModel.addEventListener(WebInspector.CSSStyleModel.Events.StyleSheetAdded, this._onComputedStyleChanged, this);
             this._cssModel.addEventListener(WebInspector.CSSStyleModel.Events.StyleSheetRemoved, this._onComputedStyleChanged, this);
             this._cssModel.addEventListener(WebInspector.CSSStyleModel.Events.StyleSheetChanged, this._onComputedStyleChanged, this);
             this._cssModel.addEventListener(WebInspector.CSSStyleModel.Events.MediaQueryResultChanged, this._onComputedStyleChanged, this);
             this._cssModel.addEventListener(WebInspector.CSSStyleModel.Events.PseudoStateForced, this._onComputedStyleChanged, this);
@@ skipping 59 matching lines @@
 /**
  * @constructor
  * @param {!WebInspector.DOMNode} node
  * @param {!WebInspector.CSSStyleDeclaration} computedStyle
  */
 WebInspector.SharedSidebarModel.ComputedStyle = function(node, computedStyle)
 {
     this.node = node;
     this.computedStyle = computedStyle;
 }