[GCM] Persistence of account mappings.

google_apis/gcm/engine/gcm_store_impl.h

Index: google_apis/gcm/engine/gcm_store_impl.h
diff --git a/google_apis/gcm/engine/gcm_store_impl.h b/google_apis/gcm/engine/gcm_store_impl.h
index 30ce411c033bf2cdffda6c6b0121a2dc75b85922..c0a8a95a747abc986ec0bdb87cfe23d2b5deedcb 100644
--- a/google_apis/gcm/engine/gcm_store_impl.h
+++ b/google_apis/gcm/engine/gcm_store_impl.h
@@ -76,7 +76,7 @@ class GCM_EXPORT GCMStoreImpl : public GCMStore {
   virtual void RemoveOutgoingMessages(const PersistentIdList& persistent_ids,
                                       const UpdateCallback& callback) OVERRIDE;
 
-  // Sets last device's checkin time.
+  // Sets last device's checkin information.
   virtual void SetLastCheckinInfo(const base::Time& time,
                                   const std::set<std::string>& accounts,
                                   const UpdateCallback& callback) OVERRIDE;
@@ -87,6 +87,12 @@ class GCM_EXPORT GCMStoreImpl : public GCMStore {
       const std::string& settings_digest,
       const UpdateCallback& callback) OVERRIDE;
 
+  // Sets the account information related to device to account mapping.
+  virtual void AddAccountMapping(const AccountInfo& account_info,
+                                 const UpdateCallback& callback) OVERRIDE;
+  virtual void RemoveAccountMapping(const std::string& account_id,
+                                    const UpdateCallback& callback) OVERRIDE;
+
  private:
   typedef std::map<std::string, int> AppIdToMessageCountMap;