[SYNC] Refactor SyncSourceInfo and add support in chrome invalidation client ...

chrome/browser/sync/engine/syncer.cc

 // Copyright (c) 2010 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/engine/syncer.h"
 
 #include "base/message_loop.h"
 #include "base/time.h"
 #include "chrome/browser/sync/engine/apply_updates_command.h"
 #include "chrome/browser/sync/engine/build_and_process_conflict_sets_command.h"
@@ skipping 60 matching lines @@
   early_exit_requested_ = true;
 }
 
 void Syncer::SyncShare(sessions::SyncSession* session) {
   ScopedDirLookup dir(session->context()->directory_manager(),
                       session->context()->account_name());
   // The directory must be good here.
   CHECK(dir.good());
 
   const sessions::SyncSourceInfo& source(session->source());
-  if (sync_pb::GetUpdatesCallerInfo::CLEAR_PRIVATE_DATA == source.first) {
+  if (sync_pb::GetUpdatesCallerInfo::CLEAR_PRIVATE_DATA ==
+      source.updates_source()) {
     SyncShare(session, CLEAR_PRIVATE_DATA, SYNCER_END);
     return;
   } else {
     // This isn't perfect, as we can end up bundling extensions activity
     // intended for the next session into the current one.  We could do a
     // test-and-reset as with the source, but note that also falls short if
     // the commit request fails (e.g. due to lost connection), as we will
     // fall all the way back to the syncer thread main loop in that case, and
     // wind up creating a new session when a connection is established, losing
     // the records set here on the original attempt.  This should provide us
@@ skipping 228 matching lines @@
   entry->Put(SERVER_CTIME, 0);
   entry->Put(SERVER_VERSION, 0);
   entry->Put(SERVER_IS_DIR, false);
   entry->Put(SERVER_IS_DEL, false);
   entry->Put(IS_UNAPPLIED_UPDATE, false);
   entry->Put(SERVER_SPECIFICS, sync_pb::EntitySpecifics::default_instance());
   entry->Put(SERVER_POSITION_IN_PARENT, 0);
 }
 
 }  // namespace browser_sync