[Sync] Only step to done in wizard if encryption is complete.

chrome/browser/sync/sync_setup_flow.cc

Index: chrome/browser/sync/sync_setup_flow.cc
diff --git a/chrome/browser/sync/sync_setup_flow.cc b/chrome/browser/sync/sync_setup_flow.cc
index f52ac2e4fbc102bed5cc1d6da1183ba0bb4025ed..e83183122a0d0984bc06b0abf6acce58beaa5b39 100644
--- a/chrome/browser/sync/sync_setup_flow.cc
+++ b/chrome/browser/sync/sync_setup_flow.cc
@@ -334,7 +334,8 @@ void SyncSetupFlow::OnUserConfigured(const SyncConfiguration& configuration) {
   // need to hang around waiting for encryption to happen, just exit). This call
   // to IsPassphraseRequiredForDecryption() takes into account the data types
   // we just enabled/disabled.
-  if (!service_->IsPassphraseRequiredForDecryption()) {
+  if (!service_->IsPassphraseRequiredForDecryption() &&
+      !service_->encryption_pending()) {
     Advance(SyncSetupWizard::DONE);
   } else if (!set_new_decryption_passphrase) {
     // We need a passphrase, but the user did not provide one, so transition