DevTools: Implement undo, redo operations for the DOMStorage views.

Source/devtools/front_end/ResourcesPanel.js

Index: Source/devtools/front_end/ResourcesPanel.js
diff --git a/Source/devtools/front_end/ResourcesPanel.js b/Source/devtools/front_end/ResourcesPanel.js
index 743c7fc35e0e5d4db5ff989aa1c72cd92a7fa222..c5eb39168d1895b0fcb1737f4ba6222ca2115508 100644
--- a/Source/devtools/front_end/ResourcesPanel.js
+++ b/Source/devtools/front_end/ResourcesPanel.js
@@ -135,6 +135,15 @@ WebInspector.ResourcesPanel.prototype = {
         this._initialize();
     },
 
+    /**
+     * @param {KeyboardEvent} event
+     */
+    handleShortcut: function(event)
+    {
+        if (this.visibleView && typeof this.visibleView.handleShortcut === "function")
+            return this.visibleView.handleShortcut(event);
+    },
+
     _initialize: function()
     {
         if (!this._initialized && this.isShowing() && this._cachedResourcesWereLoaded) {