[Sync] Make P2PNotifier behave more like InvalidationNotifier

chrome/browser/sync/internal_api/sync_manager.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/browser/sync/internal_api/sync_manager.h"
 
 #include <string>
 #include <vector>
 
 #include "base/base64.h"
@@ skipping 20 matching lines @@
 #include "chrome/browser/sync/js/js_event_handler.h"
 #include "chrome/browser/sync/js/js_reply_handler.h"
 #include "chrome/browser/sync/js/js_sync_manager_observer.h"
 #include "chrome/browser/sync/js/js_transaction_observer.h"
 #include "chrome/browser/sync/notifier/sync_notifier.h"
 #include "chrome/browser/sync/notifier/sync_notifier_observer.h"
 #include "chrome/browser/sync/protocol/proto_value_conversions.h"
 #include "chrome/browser/sync/syncable/directory_change_delegate.h"
 #include "chrome/browser/sync/syncable/directory_manager.h"
 #include "chrome/browser/sync/syncable/model_type.h"
+#include "chrome/browser/sync/syncable/model_type_payload_map.h"
 #include "chrome/browser/sync/syncable/syncable.h"
 #include "chrome/browser/sync/util/cryptographer.h"
 #include "chrome/browser/sync/weak_handle.h"
 #include "net/base/network_change_notifier.h"
 
 using std::string;
 using std::vector;
 
 using base::TimeDelta;
 using browser_sync::AllStatus;
@@ skipping 1541 matching lines @@
 
     // This is here for tests, which are still using p2p notifications.
     //
     // TODO(chron): Consider changing this back to track has_more_to_sync
     // only notify peers if a successful commit has occurred.
     bool is_notifiable_commit =
         (event.snapshot->syncer_status.num_successful_commits > 0);
     if (is_notifiable_commit) {
       allstatus_.IncrementNotifiableCommits();
       if (sync_notifier_.get()) {
-        sync_notifier_->SendNotification();
+        const syncable::ModelTypeSet& changed_types =
+            syncable::ModelTypePayloadMapToSet(event.snapshot->source.types);
+        sync_notifier_->SendNotification(changed_types);
       } else {
         VLOG(1) << "Not sending notification: sync_notifier_ is NULL";
       }
     }
   }
 
   if (event.what_happened == SyncEngineEvent::STOP_SYNCING_PERMANENTLY) {
     ObserverList<SyncManager::Observer> temp_obs_list;
     CopyObservers(&temp_obs_list);
     FOR_EACH_OBSERVER(SyncManager::Observer, temp_obs_list,
@@ skipping 442 matching lines @@
 
   for (syncable::ModelTypeSet::const_iterator i = types.begin();
        i != types.end(); ++i) {
     if (!lookup->initial_sync_ended_for_type(*i))
       return false;
   }
   return true;
 }
 
 }  // namespace sync_api