Added pref for snapshot document collapsed state

chrome/android/java/src/org/chromium/chrome/browser/ForeignSessionHelper.java

 // 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.
 
 package org.chromium.chrome.browser;
 
 import org.chromium.base.CalledByNative;
 import org.chromium.chrome.browser.profiles.Profile;
 
 import java.util.ArrayList;
@@ skipping 169 matching lines @@
      * Opens the given foreign tab in a new tab.
      * @param session Session that the target tab belongs to.
      * @param tab     Target tab to open.
      * @return        {@code True} iff the tab is successfully opened.
      */
     public boolean openForeignSessionTab(ForeignSession session, ForeignSessionTab tab) {
         return nativeOpenForeignSessionTab(mNativeForeignSessionHelper, session.tag, tab.id);
     }
 
     /**
-     * Set the given session collapsed or uncollapsed in preferences.
-     * @param session     Session to set collapsed or uncollapsed.
-     * @param isCollapsed {@code True} iff we want the session to be collapsed.
-     */
-    public void setForeignSessionCollapsed(ForeignSession session, boolean isCollapsed) {
-        nativeSetForeignSessionCollapsed(mNativeForeignSessionHelper, session.tag, isCollapsed);
-    }
-
-    /**
-     * Get the given session collapsed or uncollapsed state in preferences.
-     * @param  session Session to fetch collapsed state.
-     * @return         {@code True} if the session is collapsed, false if expanded.
-     */
-    public boolean getForeignSessionCollapsed(ForeignSession session) {
-        return nativeGetForeignSessionCollapsed(mNativeForeignSessionHelper, session.tag);
-    }
-
-    /**
      * Remove Foreign session to display. Note that it will be reappear on the next sync.
      *
      * This is mainly for when user wants to delete very old session that won't be used or syned in
      * the future.
      * @param session Session to be deleted.
      */
     public void deleteForeignSession(ForeignSession session) {
         nativeDeleteForeignSession(mNativeForeignSessionHelper, session.tag);
     }
 
     private static native int nativeInit(Profile profile);
     private static native void nativeDestroy(int nativeForeignSessionHelper);
     private static native boolean nativeIsTabSyncEnabled(int nativeForeignSessionHelper);
     private static native void nativeSetOnForeignSessionCallback(
             int nativeForeignSessionHelper, ForeignSessionCallback callback);
     private static native boolean nativeGetForeignSessions(int nativeForeignSessionHelper,
             List<ForeignSession> resultSessions);
     private static native boolean nativeOpenForeignSessionTab(
             int nativeForeignSessionHelper, String sessionTag, int tabId);
-    private static native void nativeSetForeignSessionCollapsed(
-            int nativeForeignSessionHelper, String sessionTag, boolean isCollapsed);
-    private static native boolean nativeGetForeignSessionCollapsed(
-            int nativeForeignSessionHelper, String sessionTag);
     private static native void nativeDeleteForeignSession(
             int nativeForeignSessionHelper, String sessionTag);
 }