[DevTools] Simplify evaluation callbacks on frontend

third_party/WebKit/Source/devtools/front_end/sources/SourcesPanel.js

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2011 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 960 matching lines @@
 
     /**
      * @param {!WebInspector.RemoteObject} remoteObject
      */
     _saveToTempVariable: function(remoteObject)
     {
         var currentExecutionContext = WebInspector.context.flavor(WebInspector.ExecutionContext);
         if (!currentExecutionContext)
             return;
 
-        currentExecutionContext.globalObject("", false, false, didGetGlobalObject);
+        currentExecutionContext.globalObject("", false, didGetGlobalObject);
         /**
          * @param {?WebInspector.RemoteObject} global
-         * @param {boolean=} wasThrown
+         * @param {!RuntimeAgent.ExceptionDetails=} exceptionDetails
          */
-        function didGetGlobalObject(global, wasThrown)
+        function didGetGlobalObject(global, exceptionDetails)
         {
             /**
              * @suppressReceiverCheck
              * @this {Window}
              */
             function remoteFunction(value)
             {
                 var prefix = "temp";
                 var index = 1;
                 while ((prefix + index) in this)
                     ++index;
                 var name = prefix + index;
                 this[name] = value;
                 return name;
             }
 
-            if (wasThrown || !global)
+            if (!!exceptionDetails || !global)
                 failedToSave(global);
             else
                 global.callFunction(remoteFunction, [WebInspector.RemoteObject.toCallArgument(remoteObject)], didSave.bind(null, global));
         }
 
         /**
          * @param {!WebInspector.RemoteObject} global
          * @param {?WebInspector.RemoteObject} result
          * @param {boolean=} wasThrown
          */
@@ skipping 422 matching lines @@
     __proto__: WebInspector.VBox.prototype
 }
 
 /**
  * @return {boolean}
  */
 WebInspector.SourcesPanel.WrapperView.isShowing = function()
 {
     return !!WebInspector.SourcesPanel.WrapperView._instance && WebInspector.SourcesPanel.WrapperView._instance.isShowing();
 }