Separate the NTP app ordering from the app list app ordering

chrome/browser/extensions/install_observer.h

 // Copyright 2013 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_INSTALL_OBSERVER_H_
 #define CHROME_BROWSER_EXTENSIONS_INSTALL_OBSERVER_H_
 
 namespace gfx {
 class ImageSkia;
 }
@@ skipping 12 matching lines @@
       bool is_platform_app) = 0;
 
   virtual void OnDownloadProgress(const std::string& extension_id,
                                   int percent_downloaded) = 0;
 
   virtual void OnInstallFailure(const std::string& extension_id) = 0;
 
   virtual void OnExtensionInstalled(const Extension* extension) = 0;
   virtual void OnExtensionUninstalled(const Extension* extension) = 0;
   virtual void OnExtensionDisabled(const Extension* extension) = 0;
-  virtual void OnAppsReordered() = 0;
+  virtual void OnAppListReordered() = 0;
   virtual void OnAppInstalledToAppList(const std::string& extension_id) = 0;
 
   // Notifies observers that the observed object is going away.
   virtual void OnShutdown() = 0;
 
  protected:
   virtual ~InstallObserver() {}
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_INSTALL_OBSERVER_H_