Move some global feature defines to buildflags

chrome/common/url_constants.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.
 
 // Contains constants for known URLs and portions thereof.
 
 #ifndef CHROME_COMMON_URL_CONSTANTS_H_
 #define CHROME_COMMON_URL_CONSTANTS_H_
 
 #include <stddef.h>
@@ skipping 430 matching lines @@
 extern const char kEnhancedPlaybackNotificationLearnMoreURL[];
 #endif
 
 // The URL for the Chromium project used in the About dialog.
 extern const char kChromiumProjectURL[];
 
 // The URL for the "Learn more" page for the usage/crash reporting option in the
 // first run dialog.
 extern const char kLearnMoreReportingURL[];
 
-#if defined(ENABLE_PLUGIN_INSTALLATION)
+#if BUILDFLAG(ENABLE_PLUGIN_INSTALLATION)
 // The URL for the "Learn more" page for the outdated plugin infobar.
 extern const char kOutdatedPluginLearnMoreURL[];
 #endif
 
 // The URL for the "Learn more" page for the blocked plugin infobar.
 extern const char kBlockedPluginLearnMoreURL[];
 
 // The URL for the "Learn more" page for hotword search voice trigger.
 extern const char kHotwordLearnMoreURL[];
 
@@ skipping 139 matching lines @@
 extern const char kChooserUsbOverviewURL[];
 
 #if defined(OS_CHROMEOS)
 // The URL for EOL notification
 extern const char kEolNotificationURL[];
 #endif
 
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_URL_CONSTANTS_H_