[Sync] Renamed OnMetadataLoaded to ModelReadyToSync.

chrome/browser/sync/test/integration/two_client_uss_sync_test.cc

Index: chrome/browser/sync/test/integration/two_client_uss_sync_test.cc
diff --git a/chrome/browser/sync/test/integration/two_client_uss_sync_test.cc b/chrome/browser/sync/test/integration/two_client_uss_sync_test.cc
index dbba60daea130ba8d9b3d15c186cd3acc94d8a31..5ef52f81a6b9b0234a2c9ad34d6bdf632ee88ecf 100644
--- a/chrome/browser/sync/test/integration/two_client_uss_sync_test.cc
+++ b/chrome/browser/sync/test/integration/two_client_uss_sync_test.cc
@@ -65,7 +65,7 @@ class TestModelTypeSyncBridge : public FakeModelTypeSyncBridge {
 
   TestModelTypeSyncBridge()
       : FakeModelTypeSyncBridge(base::Bind(&ModelTypeChangeProcessor::Create)) {
-    change_processor()->OnMetadataLoaded(db().CreateMetadataBatch());
+    change_processor()->ModelReadyToSync(db().CreateMetadataBatch());
   }
 
   base::Optional<syncer::ModelError> ApplySyncChanges(