Ntp: restore scroll position.

chrome/browser/android/tab_android.h

 // Copyright (c) 2012 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_ANDROID_TAB_ANDROID_H_
 #define CHROME_BROWSER_ANDROID_TAB_ANDROID_H_
 
 #include <jni.h>
 #include <stdint.h>
 
@@ skipping 194 matching lines @@
       jint referrer_policy,
       jboolean is_renderer_initiated,
       jboolean should_replace_current_entry,
       jlong intent_received_timestamp,
       jboolean has_user_gesture);
   void SetActiveNavigationEntryTitleForUrl(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj,
       const base::android::JavaParamRef<jstring>& jurl,
       const base::android::JavaParamRef<jstring>& jtitle);
+  void SetLastCommittedNavigationEntryExtraData(
+      JNIEnv* env,
+      const base::android::JavaParamRef<jobject>& obj,
+      const base::android::JavaParamRef<jstring>& jkey,
+      const base::android::JavaParamRef<jstring>& jvalue);
   bool Print(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
 
   // Sets the tab as content to be printed through JNI.
   void SetPendingPrint();
 
   // Called to get default favicon of current tab, return null if no
   // favicon is avaliable for current tab.
   base::android::ScopedJavaLocalRef<jobject> GetFavicon(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj);
@@ skipping 77 matching lines @@
       web_contents_delegate_;
 
   std::unique_ptr<blimp::client::BlimpContents> blimp_contents_;
 
   std::unique_ptr<browser_sync::SyncedTabDelegateAndroid> synced_tab_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(TabAndroid);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_TAB_ANDROID_H_