sync: move invalidation version prefs out of SyncPrefs into InvalidatorStorage.

chrome/browser/sync/test_profile_sync_service.cc

Index: chrome/browser/sync/test_profile_sync_service.cc
diff --git a/chrome/browser/sync/test_profile_sync_service.cc b/chrome/browser/sync/test_profile_sync_service.cc
index 500a838d3b41eb4d0e61c638b6ab5bc303df09d8..4ae4792fbb5a8139c15d89e1fb74cd1cb01c39bd 100644
--- a/chrome/browser/sync/test_profile_sync_service.cc
+++ b/chrome/browser/sync/test_profile_sync_service.cc
@@ -31,12 +31,13 @@ namespace browser_sync {
 SyncBackendHostForProfileSyncTest::SyncBackendHostForProfileSyncTest(
     Profile* profile,
     const base::WeakPtr<SyncPrefs>& sync_prefs,
+    const base::WeakPtr<InvalidatorStorage>& invalidator_storage,
     bool set_initial_sync_ended_on_init,
     bool synchronous_init,
     bool fail_initial_download,
     bool use_real_database)
     : browser_sync::SyncBackendHost(
-        profile->GetDebugName(), profile, sync_prefs),
+        profile->GetDebugName(), profile, sync_prefs, invalidator_storage),
       synchronous_init_(synchronous_init),
       fail_initial_download_(fail_initial_download),
       use_real_database_(use_real_database) {}
@@ -225,6 +226,7 @@ void TestProfileSyncService::CreateBackend() {
   backend_.reset(new browser_sync::SyncBackendHostForProfileSyncTest(
       profile(),
       sync_prefs_.AsWeakPtr(),
+      invalidator_storage_.AsWeakPtr(),
       set_initial_sync_ended_on_init_,
       synchronous_backend_initialization_,
       fail_initial_download_,