Added support for setting gaia_passphrase in SyncSetupFlow::OnUserConfigured.

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 8230ce96c11912a24bd9a7cb17de81e3ea2e3c16..63e0139f8324af934a07937ad18526f7eb2d9301 100644
--- a/chrome/browser/sync/sync_setup_flow.cc
+++ b/chrome/browser/sync/sync_setup_flow.cc
@@ -273,6 +273,13 @@ void SyncSetupFlow::OnUserConfigured(const SyncConfiguration& configuration) {
          !configuration.use_secondary_passphrase ||
          configuration.secondary_passphrase.length() > 0);
 
+  if (!configuration.gaia_passphrase.empty()) {
+    // Caller passed a gaia passphrase. This is illegal if we are currently
+    // using a secondary passphrase.
+    DCHECK(!service_->IsUsingSecondaryPassphrase());
+    service_->SetPassphrase(configuration.gaia_passphrase, false, false);
+  }
+
   if (configuration.use_secondary_passphrase) {
     if (!service_->IsUsingSecondaryPassphrase()) {
       service_->SetPassphrase(configuration.secondary_passphrase, true, true);