Remove implicit conversions from scoped_refptr to T* in PasswordStoreMac test.

chrome/browser/password_manager/password_store_mac_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/password_manager/password_store_mac.h"
 
 #include "base/basictypes.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_vector.h"
 #include "base/path_service.h"
@@ skipping 1052 matching lines @@
     store_ = new TestPasswordStoreMac(
         base::MessageLoopProxy::current(),
         base::MessageLoopProxy::current(),
         keychain_,
         login_db_);
     ASSERT_TRUE(store_->Init(syncer::SyncableService::StartSyncFlare(), ""));
   }
 
   virtual void TearDown() {
     store_->Shutdown();
-    EXPECT_FALSE(store_->GetBackgroundTaskRunner());
+    EXPECT_FALSE(store_->GetBackgroundTaskRunner().get());
   }
 
   void WaitForStoreUpdate() {
     // Do a store-level query to wait for all the operations above to be done.
     MockPasswordStoreConsumer consumer;
     EXPECT_CALL(consumer, OnGetPasswordStoreResults(_))
         .WillOnce(DoAll(WithArg<0>(STLDeleteElements0()), QuitUIMessageLoop()));
     store_->GetLogins(PasswordForm(), PasswordStore::ALLOW_PROMPT, &consumer);
     base::MessageLoop::current()->Run();
   }
 
-  scoped_refptr<TestPasswordStoreMac> store() { return store_; }
+  TestPasswordStoreMac* store() { return store_.get(); }
 
   MockAppleKeychain* keychain() { return keychain_; }
 
  protected:
   base::MessageLoopForUI message_loop_;
   content::TestBrowserThread ui_thread_;
 
   MockAppleKeychain* keychain_;  // Owned by store_.
   LoginDatabase* login_db_;  // Owned by store_.
   scoped_refptr<TestPasswordStoreMac> store_;
@@ skipping 340 matching lines @@
   ASSERT_EQ(1u, matching_items.size());
   EXPECT_EQ(ASCIIToUTF16("joe_user"), matching_items[0]->username_value);
   matching_items.clear();
 
   // Check the third-party password is still there.
   owned_keychain_adapter.SetFindsOnlyOwnedItems(false);
   matching_items.get() = owned_keychain_adapter.PasswordsFillingForm(
       "http://some.domain.com/insecure.html", PasswordForm::SCHEME_HTML);
   ASSERT_EQ(1u, matching_items.size());
 }