Separate invalidator and sync client ID (part 1/2)

sync/sessions/sync_session_context.cc

Index: sync/sessions/sync_session_context.cc
diff --git a/sync/sessions/sync_session_context.cc b/sync/sessions/sync_session_context.cc
index f4f625bd16c34f1ad17abfbde5cebbe4f4b19e18..f931f4cb6bc98d2bbb790954b8976d91ad2b6f3b 100644
--- a/sync/sessions/sync_session_context.cc
+++ b/sync/sessions/sync_session_context.cc
@@ -23,7 +23,8 @@ SyncSessionContext::SyncSessionContext(
     const std::vector<SyncEngineEventListener*>& listeners,
     DebugInfoGetter* debug_info_getter,
     TrafficRecorder* traffic_recorder,
-    bool keystore_encryption_enabled)
+    bool keystore_encryption_enabled,
+    const std::string& invalidator_client_id)
     : connection_manager_(connection_manager),
       directory_(directory),
       workers_(workers),
@@ -33,7 +34,8 @@ SyncSessionContext::SyncSessionContext(
       throttled_data_type_tracker_(throttled_data_type_tracker),
       debug_info_getter_(debug_info_getter),
       traffic_recorder_(traffic_recorder),
-      keystore_encryption_enabled_(keystore_encryption_enabled) {
+      keystore_encryption_enabled_(keystore_encryption_enabled),
+      invalidator_client_id_(invalidator_client_id) {
   std::vector<SyncEngineEventListener*>::const_iterator it;
   for (it = listeners.begin(); it != listeners.end(); ++it)
     listeners_.AddObserver(*it);