Delete dead code for CurrentlyOpenTabs

chrome/android/java/src/org/chromium/chrome/browser/ntp/RecentTabsManager.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.ntp;
 
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.graphics.Bitmap;
 
@@ skipping 146 matching lines @@
                 postUpdate();
             }
         });
     }
 
     private void registerForSignInAndSyncNotifications() {
         AndroidSyncSettings.registerObserver(mContext, this);
         mSignInManager.addSignInStateObserver(this);
     }
 
-    protected void updateCurrentlyOpenTabs() {
-    }
-
     private void updateRecentlyClosedTabs() {
         mRecentlyClosedTabs = mRecentlyClosedBridge.getRecentlyClosedTabs(
                 RECENTLY_CLOSED_MAX_TAB_COUNT);
     }
 
     private void updateForeignSessions() {
         mForeignSessions = mForeignSessionHelper.getForeignSessions();
         if (mForeignSessions == null) {
             mForeignSessions = Collections.emptyList();
         }
     }
 
     /**
-     * @return Most up-to-date list of currently open tabs.
-     */
-    public List<CurrentlyOpenTab> getCurrentlyOpenTabs() {
-        return null;
-    }
-
-    /**
      * @return Most up-to-date list of foreign sessions.
      */
     public List<ForeignSession> getForeignSessions() {
         return mForeignSessions;
     }
 
     /**
      * @return Most up-to-date list of recently closed tabs.
      */
     public List<RecentlyClosedTab> getRecentlyClosedTabs() {
@@ skipping 64 matching lines @@
      * Sets a callback to be invoked when recently closed tabs or foreign sessions documents have
      * been updated.
      *
      * @param updatedCallback the listener to be invoked.
      */
     public void setUpdatedCallback(UpdatedCallback updatedCallback) {
         mUpdatedCallback = updatedCallback;
     }
 
     /**
-     * Sets the persistent expanded/collapsed state of the currently open tabs list.
-     *
-     * @param isCollapsed Whether the currently open tabs list is collapsed.
-     */
-    public void setCurrentlyOpenTabsCollapsed(boolean isCollapsed) {
-        if (mIsDestroyed) return;
-        mNewTabPagePrefs.setCurrentlyOpenTabsCollapsed(isCollapsed);
-    }
-
-    /**
-     * Determine the expanded/collapsed state of the currently open tabs list.
-     *
-     * @return Whether the currently open tabs list is collapsed.
-     */
-    public boolean isCurrentlyOpenTabsCollapsed() {
-        return mNewTabPagePrefs.getCurrentlyOpenTabsCollapsed();
-    }
-
-    /**
-     * Sets the state for showing all tabs in the currently open tabs list. This is intended to
-     * be overridden in extending classes and set to true when the user clicks the "More" button
-     * at the end of the list.
-     * @param showingAll Whether the currently open tabs list should start to show all.
-     */
-    public void setCurrentlyOpenTabsShowAll(boolean showingAll) {
-    }
-
-    /**
-     * @return Whether the currently open tabs group shows all tabs. If it is not, only a limited
-     * number of tabs is shown with a "More" button at the end of the list to show all.
-     */
-    public boolean isCurrentlyOpenTabsShowingAll() {
-        return false;
-    }
-
-    /**
-     * Closes the specified currently open tab.
-     * @param tab Information about the tab that should be closed.
-     */
-    public void closeTab(CurrentlyOpenTab tab) {
-    }
-
-    /**
      * Sets the persistent expanded/collapsed state of a foreign session list.
      *
      * @param session foreign session to collapsed.
      * @param isCollapsed Whether the session is collapsed or expanded.
      */
     public void setForeignSessionCollapsed(ForeignSession session, boolean isCollapsed) {
         if (mIsDestroyed) return;
         mNewTabPagePrefs.setForeignSessionCollapsed(session, isCollapsed);
     }
 
@@ skipping 122 matching lines @@
                 updateForeignSessions();
                 postUpdate();
             }
         });
     }
 
     public boolean isSignedIn() {
         return ChromeSigninController.get(mContext).isSignedIn();
     }
 }