[GCM] Persistence of account mappings.

google_apis/gcm/engine/gcm_store.cc

Index: google_apis/gcm/engine/gcm_store.cc
diff --git a/google_apis/gcm/engine/gcm_store.cc b/google_apis/gcm/engine/gcm_store.cc
index 91ad60fe85245e422a3f9fecb86c7a2cb7ad5cf8..8a6bf3189b5136a07e46b3355e51675fd75ecd04 100644
--- a/google_apis/gcm/engine/gcm_store.cc
+++ b/google_apis/gcm/engine/gcm_store.cc
@@ -14,6 +14,20 @@ GCMStore::LoadResult::LoadResult()
 
 GCMStore::LoadResult::~LoadResult() {}
 
+void GCMStore::LoadResult::Reset() {
+  device_android_id = 0;
+  device_security_token = 0;
+  registrations.clear();
+  incoming_messages.clear();
+  outgoing_messages.clear();
+  gservices_settings.clear();
+  gservices_digest.clear();
+  last_checkin_time = base::Time::FromInternalValue(0LL);
+  last_checkin_accounts.clear();
+  account_infos.clear();
+  success = false;
+}
+
 GCMStore::GCMStore() {}
 
 GCMStore::~GCMStore() {}