suppress user/password dialog when re-enabling sync

chrome/browser/signin/signin_tracker_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/signin/signin_tracker.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 208 matching lines @@
       .WillRepeatedly(Return(true));
   EXPECT_CALL(*mock_pss_, AreCredentialsAvailable()).WillRepeatedly(
       Return(false));
   GoogleServiceSigninSuccessDetails details("username@gmail.com", "password");
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_GOOGLE_SIGNIN_SUCCESSFUL,
       content::Source<Profile>(profile_.get()),
       content::Details<const GoogleServiceSigninSuccessDetails>(&details));
 }
 
+#if !defined(OS_CHROMEOS)
 TEST_F(SigninTrackerTest, GaiaSigninAfterSyncStarts) {
   // Make sure that we don't get a SigninSuccess() callback until after the
   // sync service reports that it's signed in.
   EXPECT_CALL(observer_, GaiaCredentialsValid());
   EXPECT_CALL(*mock_pss_, AreCredentialsAvailable()).WillOnce(
       Return(false));
   EXPECT_CALL(*mock_token_service_, HasTokenForService(_))
       .WillRepeatedly(Return(true));
   GoogleServiceSigninSuccessDetails details("username@gmail.com", "password");
   content::NotificationService::current()->Notify(
@@ skipping 27 matching lines @@
   tracker_->OnStateChanged();
   // Now mimic an auth error - this should cause us to fail (not waiting for
   // auth, but still have no credentials).
   GoogleServiceAuthError error(
       GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS);
   EXPECT_CALL(*mock_pss_, GetAuthError()).WillRepeatedly(ReturnRef(error));
   EXPECT_CALL(*mock_pss_, waiting_for_auth()).WillOnce(Return(false));
   EXPECT_CALL(observer_, SigninFailed(error));
   tracker_->OnStateChanged();
 }
-
+#endif  // !OS_CHROMEOS