Rename ModelType/ObjectIdStateMap to InvalidationMap.

chrome/browser/sync/glue/session_change_processor.cc

Index: chrome/browser/sync/glue/session_change_processor.cc
diff --git a/chrome/browser/sync/glue/session_change_processor.cc b/chrome/browser/sync/glue/session_change_processor.cc
index c95e21e2395aa0ccf0e0c619d056cce719ed251c..a79c5d10db5f76f8b2811bac6a4548b98a7ef18d 100644
--- a/chrome/browser/sync/glue/session_change_processor.cc
+++ b/chrome/browser/sync/glue/session_change_processor.cc
@@ -24,7 +24,7 @@
 #include "content/public/browser/web_contents.h"
 #include "sync/api/sync_error.h"
 #include "sync/internal_api/public/base/model_type.h"
-#include "sync/internal_api/public/base/model_type_state_map.h"
+#include "sync/internal_api/public/base/model_type_invalidation_map.h"
 #include "sync/internal_api/public/change_record.h"
 #include "sync/internal_api/public/read_node.h"
 #include "sync/protocol/session_specifics.pb.h"
@@ -212,13 +212,14 @@ void SessionChangeProcessor::Observe(
         entry->GetVirtualURL().is_valid() &&
         entry->GetVirtualURL().spec() == kNTPOpenTabSyncURL) {
       DVLOG(1) << "Triggering sync refresh for sessions datatype.";
-      const syncer::ModelType type = syncer::SESSIONS;
-      syncer::ModelTypeStateMap state_map;
-      state_map.insert(std::make_pair(type, syncer::InvalidationState()));
+      const syncer::ModelTypeSet types(syncer::SESSIONS);
+      const syncer::ModelTypeInvalidationMap& invalidation_map =
+          ModelTypeSetToInvalidationMap(types, std::string());
       content::NotificationService::current()->Notify(
           chrome::NOTIFICATION_SYNC_REFRESH_LOCAL,
           content::Source<Profile>(profile_),
-          content::Details<const syncer::ModelTypeStateMap>(&state_map));
+          content::Details<const syncer::ModelTypeInvalidationMap>(
+              &invalidation_map));
     }
   }