Refactor ModelTypePayloadMap and ObjectIdPayloadMap to StateMaps.

sync/internal_api/public/test/fake_sync_manager.h

Index: sync/internal_api/public/test/fake_sync_manager.h
diff --git a/sync/internal_api/public/test/fake_sync_manager.h b/sync/internal_api/public/test/fake_sync_manager.h
index 71fe35e382750fa921661bcee6e7c49ca38f549e..dacb8d1f8927f5d66daff2c1aae20e53f221e89b 100644
--- a/sync/internal_api/public/test/fake_sync_manager.h
+++ b/sync/internal_api/public/test/fake_sync_manager.h
@@ -52,7 +52,7 @@ class FakeSyncManager : public SyncManager {
   ModelTypeSet GetAndResetEnabledTypes();
 
   // Posts a method to invalidate the given IDs on the sync thread.
-  void Invalidate(const ObjectIdPayloadMap& id_payloads,
+  void Invalidate(const ObjectIdStateMap& id_state_map,
                   IncomingNotificationSource source);
 
   // Posts a method to enable notifications on the sync thread.
@@ -130,7 +130,7 @@ class FakeSyncManager : public SyncManager {
 
  private:
   void InvalidateOnSyncThread(
-      const ObjectIdPayloadMap& id_payloads,
+      const ObjectIdStateMap& id_state_map,
       IncomingNotificationSource source);
   void EnableNotificationsOnSyncThread();
   void DisableNotificationsOnSyncThread(NotificationsDisabledReason reason);