Create the base Custom Context Menu Dialog.

chrome/browser/flag_descriptions.h

 // Copyright 2017 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_FLAG_DESCRIPTIONS_H_
 #define CHROME_BROWSER_FLAG_DESCRIPTIONS_H_
 
 // Includes needed for macros allowing conditional compilation of some strings.
 #include "build/build_config.h"
 #include "build/buildflag.h"
@@ skipping 2941 matching lines @@
 
 // Title for the flag to delay navigation
 extern const char kDelayNavigationName[];
 
 // Description for the flag to delay navigation
 extern const char kDelayNavigationDescription[];
 
 // Description of the 'Debugging keyboard shortcuts' lab.
 extern const char kDebugShortcutsDescription[];
 
+#if defined(OS_ANDROID)
+
+// Name for the flag to enable the custom context menu.
+extern const char kEnableCustomContextMenuName[];
+
+// Description for the flag to enable the custom context menu.
+extern const char kEnableCustomContextMenuDescription[];
+
+#endif  // defined(OS_ANDROID)
+
 #if defined(OS_CHROMEOS)
 
 //  File Manager
 
 // Name of the about:flag option to enable the chromecast support for video app.
 extern const char kVideoPlayerChromecastSupportName[];
 
 // Description of the about:flag option to the enable the chromecast support for
 // video app.
 extern const char kVideoPlayerChromecastSupportDescription[];
@@ skipping 156 matching lines @@
 
 // Description of the about: flag enabling emoji, handwriting and voice input on
 // opt-in IME menu.
 extern const char kEnableEhvInputDescription[];
 
 #endif  // #if defined(OS_CHROMEOS)
 
 }  // namespace flag_descriptions
 
 #endif  // CHROME_BROWSER_FLAG_DESCRIPTIONS_H_