Update chrome/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/ui/login/login_prompt_unittest.cc

 // Copyright (c) 2011 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/ui/login/login_prompt.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/auth.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 TEST(LoginPromptTest, GetSignonRealm) {
@@ skipping 17 matching lines @@
     "https://www.nowhere.org/WallyWorld",
     "https://www.nowhere.org/WallyWorld",
     "https://www.nowhere.org:8443/WallyWorld",
     "https://www.nowhere.org/WallyWorld",
     "https://www.nowhere.org/WallyWorld",
     "https://www.nowhere.org/WallyWorld",
     "https://www.nowhere.org/WallyWorld"
   };
 
   for (size_t i = 0; i < arraysize(url); i++) {
-    std::string key = GetSignonRealm(GURL(url[i]), *auth_info);
+    std::string key = GetSignonRealm(GURL(url[i]), *auth_info.get());
     EXPECT_EQ(expected[i], key);
   }
 }