Only log Tabs.CountAtStartup for Tabbed mode.

chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabPersistencePolicy.java

 // Copyright 2016 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.tabmodel;
 
 import org.chromium.base.Callback;
 import org.chromium.chrome.browser.compositor.layouts.content.TabContentManager;
 
 import java.io.File;
@@ skipping 79 matching lines @@
     //                do anything but collect files to be deleted.
     void cleanupUnusedFiles(Callback<List<String>> filesToDelete);
 
     /**
      * Sets the {@link TabContentManager} to use.
      * @param cache The {@link TabContentManager} to use.
      */
     void setTabContentManager(TabContentManager cache);
 
     /**
+     * Notified when {@link TabPersistentStore#loadState(boolean)} has completed.
+     * @param tabCountAtStartup The number of tabs to be restored at startup.
+     */
+    void notifyStateLoaded(int tabCountAtStartup);
+
+    /**
      * Notify that persistent store has been destroyed.
      */
     void destroy();
 }