Handler settings page.

build/features_override.gypi

 # 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.
 
 # This file is only included in full-chromium builds, and overrides the
 # feature_defines variable in
 # third_party/WebKit/Source/WebKit/chromium/features.gypi.
 {
   'variables': {
     # WARNING: This list of strings completely replaces the list in
@@ skipping 102 matching lines @@
         'feature_defines': [
           'ENABLE_WEB_AUDIO=1',
         ],
       }],
       # Mac OS X uses Accelerate.framework FFT by default instead of FFmpeg.
       ['OS!="mac"', {
         'feature_defines': [
           'WTF_USE_WEBAUDIO_FFMPEG=1',
         ],
       }],
+      ['enable_register_protocol_handler==1', {
+        'feature_defines': [
+          'ENABLE_REGISTER_PROTOCOL_HANDLER=1',
+        ],
+      }],
     ],
     # TODO: If the need arises, create a mechanism that will intelligently
     # merge the lists rather than replace one with the other. This may
     # require changes in gyp.
   },
 
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: