Setting max TTL for upstream GCM messages to 1 day to match server side

components/gcm_driver/gcm_client.h

 // Copyright 2014 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 COMPONENTS_GCM_DRIVER_GCM_CLIENT_H_
 #define COMPONENTS_GCM_DRIVER_GCM_CLIENT_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 81 matching lines @@
   struct OutgoingMessage {
     OutgoingMessage();
     ~OutgoingMessage();
 
     // Message ID.
     std::string id;
     // In seconds.
     int time_to_live;
     MessageData data;
 
-    static const int kMaximumTTL = 4 * 7 * 24 * 60 * 60;  // 4 weeks.
+    static const int kMaximumTTL;
   };
 
   // Message being received from the other party.
   struct IncomingMessage {
     IncomingMessage();
     ~IncomingMessage();
 
     MessageData data;
     std::string collapse_key;
     std::string sender_id;
@@ skipping 176 matching lines @@
   virtual void UpdateAccountMapping(const AccountMapping& account_mapping) = 0;
 
   // Removes the account mapping related to |account_id| from the persistent
   // store.
   virtual void RemoveAccountMapping(const std::string& account_id) = 0;
 };
 
 }  // namespace gcm
 
 #endif  // COMPONENTS_GCM_DRIVER_GCM_CLIENT_H_