Convert enable_one_click_signin to new buildflag system

chrome/test/base/test_browser_window.h

 // 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.
 
 #ifndef CHROME_TEST_BASE_TEST_BROWSER_WINDOW_H_
 #define CHROME_TEST_BASE_TEST_BROWSER_WINDOW_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "build/build_config.h"
 #include "chrome/browser/download/test_download_shelf.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/location_bar/location_bar.h"
+#include "chrome/common/features.h"
 
 class LocationBarTesting;
 class OmniboxView;
 
 namespace extensions {
 class Extension;
 }
 
 // An implementation of BrowserWindow used for testing. TestBrowserWindow only
 // contains a valid LocationBar, all other getters return NULL.
@@ skipping 76 matching lines @@
       const WebApplicationInfo& web_app_info,
       const ShowBookmarkAppBubbleCallback& callback) override {}
   autofill::SaveCardBubbleView* ShowSaveCreditCardBubble(
       content::WebContents* contents,
       autofill::SaveCardBubbleController* controller,
       bool user_gesture) override;
   void ShowTranslateBubble(content::WebContents* contents,
                            translate::TranslateStep step,
                            translate::TranslateErrors::Type error_type,
                            bool is_user_gesture) override {}
-#if defined(ENABLE_ONE_CLICK_SIGNIN)
+#if BUILDFLAG(ENABLE_ONE_CLICK_SIGNIN)
   void ShowOneClickSigninBubble(
       OneClickSigninBubbleType type,
       const base::string16& email,
       const base::string16& error_message,
       const StartSyncCallback& start_sync_callback) override {}
 #endif
   bool IsDownloadShelfVisible() const override;
   DownloadShelf* GetDownloadShelf() override;
   void ConfirmBrowserCloseWithPendingDownloads(
       int download_count,
@@ skipping 81 matching lines @@
 
 namespace chrome {
 
 // Helper that handle the lifetime of TestBrowserWindow instances.
 scoped_ptr<Browser> CreateBrowserWithTestWindowForParams(
     Browser::CreateParams* params);
 
 }  // namespace chrome
 
 #endif  // CHROME_TEST_BASE_TEST_BROWSER_WINDOW_H_