[Enhanced Bookmark]Rewrite initialization logic

chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkDelegate.java

 // Copyright 2015 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.
 
 package org.chromium.chrome.browser.enhancedbookmarks;
 
 import android.support.v4.widget.DrawerLayout;
 
 import org.chromium.chrome.browser.favicon.LargeIconBridge;
 import org.chromium.chrome.browser.snackbar.SnackbarManager;
@@ skipping 113 matching lines @@
      */
     void removeUIObserver(EnhancedBookmarkUIObserver observer);
 
     /**
      * @return Enhanced bookmark data model associated with this UI.
      */
     EnhancedBookmarksModel getModel();
 
     /**
      * @return Current UIState of Enhanced Bookmark main UI. If no mode is stored,
-     *         {@link UIState#STATE_LOADING} is returned.
+     *         {@link EnhancedBookmarkUIState#STATE_LOADING} is returned.
      */
     int getCurrentState();
 
     /**
      * @return LargeIconBridge instance. By sharing the instance, we can also share the cache.
      */
     LargeIconBridge getLargeIconBridge();
 
     /**
      * @return SnackbarManager instance.
      */
     SnackbarManager getSnackbarManager();
 }