Discardable property support on TabManager

chrome/browser/memory/tab_manager.cc

 // 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.
 
 #include "chrome/browser/memory/tab_manager.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <set>
@@ skipping 888 matching lines @@
 void TabManager::RemoveObserver(TabManagerObserver* observer) {
   observers_.RemoveObserver(observer);
 }
 
 void TabManager::OnDiscardedStateChange(content::WebContents* contents,
                                         bool is_discarded) {
   FOR_EACH_OBSERVER(TabManagerObserver, observers_,
                     OnDiscardedStateChange(contents, is_discarded));
 }
 
+void TabManager::OnDiscardableStateChange(content::WebContents* contents,
+                                          bool is_discardable) {
+  FOR_EACH_OBSERVER(TabManagerObserver, observers_,
+                    OnDiscardableStateChange(contents, is_discardable));
+}
+
 }  // namespace memory