Fix regression: only clear sign-in process for navigations in that process.

chrome/browser/signin/signin_browsertest.cc

 // Copyright 2013 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.
 
 #ifndef CHROME_BROWSER_SIGNIN_SIGNIN_BROWSERTEST_H_
 #define CHROME_BROWSER_SIGNIN_SIGNIN_BROWSERTEST_H_
 
 #include "base/command_line.h"
 #include "chrome/browser/signin/signin_manager.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
@@ skipping 130 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(SigninBrowserTest, NotTrustedAfterRedirect) {
   SigninManager* signin = SigninManagerFactory::GetForProfile(
       browser()->profile());
   EXPECT_FALSE(signin->HasSigninProcess());
 
   GURL url = SyncPromoUI::GetSyncPromoURL(SyncPromoUI::SOURCE_NTP_LINK, true);
   ui_test_utils::NavigateToURL(browser(), url);
   EXPECT_EQ(kOneClickSigninEnabled, signin->HasSigninProcess());
 
-  // Navigating away should change the process.
+  // Navigating in a different tab should not affect the sign-in process.
+  ui_test_utils::NavigateToURLWithDisposition(
+      browser(), GURL(kNonSigninURL), NEW_BACKGROUND_TAB,
+      ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
+  EXPECT_EQ(kOneClickSigninEnabled, signin->HasSigninProcess());
+
+  // Navigating away should clear the sign-in process.
   GURL redirect_url("https://accounts.google.com/server-redirect?"
       "https://foo.com?service=chromiumsync");
   ui_test_utils::NavigateToURL(browser(), redirect_url);
   EXPECT_FALSE(signin->HasSigninProcess());
 }
 
 #endif  // CHROME_BROWSER_SIGNIN_SIGNIN_BROWSERTEST_H_