[DevTools] Fix compile errors before closure compiler roll

third_party/WebKit/Source/devtools/front_end/emulation/DeviceModeToolbar.js

 // Copyright 2016 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.
 
 /**
  * @param {!WebInspector.DeviceModeModel} model
  * @param {!WebInspector.Setting} showMediaInspectorSetting
  * @param {!WebInspector.Setting} showRulersSetting
  * @constructor
  */
@@ skipping 383 matching lines @@
             for (var device of devices)
                 contextMenu.appendCheckboxItem(device.title, this._emulateDevice.bind(this, device), this._model.device() === device, false);
         }
     },
 
     /**
      * @this {WebInspector.DeviceModeToolbar}
      */
     _deviceListChanged: function()
     {
-        if (!this._model.device())
+        var model = this._model.device();

[lushnikov, 2016/03/04 05:06:58]

model => device

[kozy, 2016/03/04 06:13:29]

Done.

+        if (!model)
             return;
 
         var devices = this._allDevices();
-        if (devices.indexOf(this._model.device()) === -1) {
+        if (devices.indexOf(model) === -1) {
             if (devices.length)
                 this._emulateDevice(devices[0]);
             else
                 this._model.emulate(WebInspector.DeviceModeModel.Type.Responsive, null, null);
         }
     },
 
     _updateDeviceScaleFactorVisibility: function()
     {
         this._deviceScaleItem.setVisible(this._showDeviceScaleFactorSetting.get());
@@ skipping 152 matching lines @@
                         this._emulateDevice(device);
                         return;
                     }
                 }
             }
         }
 
         this._model.emulate(WebInspector.DeviceModeModel.Type.Responsive, null, null);
     }
 }