Add the ability to schedule any pending lossy prefs to be written.

android_webview/browser/aw_pref_store.h

 // Copyright (c) 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.
 
 #ifndef ANDROID_WEBVIEW_BROWSER_AW_PREF_STORE_H_
 #define ANDROID_WEBVIEW_BROWSER_AW_PREF_STORE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 26 matching lines @@
                 uint32 flags) override;
   void SetValueSilently(const std::string& key,
                         base::Value* value,
                         uint32 flags) override;
   void RemoveValue(const std::string& key, uint32 flags) override;
   bool ReadOnly() const override;
   PrefReadError GetReadError() const override;
   PersistentPrefStore::PrefReadError ReadPrefs() override;
   void ReadPrefsAsync(ReadErrorDelegate* error_delegate) override;
   void CommitPendingWrite() override {}
+  void SchedulePendingLossyWrites() override {}
 
  protected:
   ~AwPrefStore() override;
 
  private:
   // Stores the preference values.
   PrefValueMap prefs_;
 
   ObserverList<PrefStore::Observer, true> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(AwPrefStore);
 };
 
 #endif  // ANDROID_WEBVIEW_BROWSER_AW_PREF_STORE_H_