DevTools: Implement extensions-based shortcut bindings

Source/devtools/front_end/InspectorView.js

 /*
  * 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 415 matching lines @@
     __proto__: WebInspector.VBox.prototype
 };
 
 /**
  * @type {!WebInspector.InspectorView}
  */
 WebInspector.inspectorView;
 
 /**
  * @constructor
+ * @implements {WebInspector.ActionDelegate}
+ */
+WebInspector.InspectorView.DrawerToggleActionDelegate = function()
+{
+}
+
+WebInspector.InspectorView.DrawerToggleActionDelegate.prototype = {
+    /**
+     * @return {boolean}
+     */
+    handleAction: function()
+    {
+        if (WebInspector.inspectorView.drawerVisible()) {
+            WebInspector.inspectorView.closeDrawer();
+            return true;
+        }
+        if (!WebInspector.experimentsSettings.doNotOpenDrawerOnEsc.isEnabled()) {
+            WebInspector.inspectorView.showDrawer();
+            return true;
+        }
+        return false;
+    }
+}
+
+/**
+ * @constructor
  * @extends {WebInspector.VBox}
  */
 WebInspector.RootView = function()
 {
     WebInspector.VBox.call(this);
     this.markAsRoot();
     this.element.classList.add("root-view");
     this.element.setAttribute("spellcheck", false);
     window.addEventListener("resize", this.doResize.bind(this), true);
     this._onScrollBound = this._onScroll.bind(this);
@@ skipping 27 matching lines @@
             window.addEventListener("scroll", this._onScrollBound, false);
         else
             window.removeEventListener("scroll", this._onScrollBound, false);
 
         WebInspector.VBox.prototype.doResize.call(this);
         this._onScroll();
     },
 
     __proto__: WebInspector.VBox.prototype
 };