DevTools: Fix all outstanding JavaScript style issues.

third_party/WebKit/Source/devtools/front_end/resources/DOMStorageItemsView.js

 /*
  * Copyright (C) 2008 Nokia Inc.  All rights reserved.
  * Copyright (C) 2013 Samsung Electronics. 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 208 matching lines @@
     },
 
     _refreshButtonClicked: function(event)
     {
         this._update();
     },
 
     _editingCallback: function(editingNode, columnIdentifier, oldText, newText)
     {
         var domStorage = this.domStorage;
-        if ("key" === columnIdentifier) {
+        if (columnIdentifier === "key") {
             if (typeof oldText === "string")
                 domStorage.removeItem(oldText);
-            domStorage.setItem(newText, editingNode.data.value || '');
+            domStorage.setItem(newText, editingNode.data.value || "");
             this._removeDupes(editingNode);
         } else
-            domStorage.setItem(editingNode.data.key || '', newText);
+            domStorage.setItem(editingNode.data.key || "", newText);
     },
 
     /**
      * @param {!WebInspector.DataGridNode} masterNode
      */
     _removeDupes: function(masterNode)
     {
         var rootNode = this._dataGrid.rootNode();
         var children = rootNode.children;
         for (var i = children.length - 1; i >= 0; --i) {
             var childNode = children[i];
             if ((childNode.data.key === masterNode.data.key) && (masterNode !== childNode))
                 rootNode.removeChild(childNode);
         }
     },
 
     _deleteCallback: function(node)
     {
         if (!node || node.isCreationNode)
             return;
 
         if (this.domStorage)
             this.domStorage.removeItem(node.data.key);
     },
 
     __proto__: WebInspector.VBox.prototype
 }