Restructure public side of content_handler service.

mojo/services/public/mojo_services_public.gyp

 # Copyright 2014 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.
 
 {
   'includes': [
     '../../mojo_variables.gypi',
   ],
   'targets': [
     {
@@ skipping 117 matching lines @@
       'includes': [ '../../public/tools/bindings/mojom_bindings_generator.gypi' ],
       'export_dependent_settings': [
         '../../public/mojo_public.gyp:mojo_cpp_bindings',
       ],
       'dependencies': [
         'mojo_network_bindings',
         '../../public/mojo_public.gyp:mojo_cpp_bindings',
       ],
     },
     {
-      # GN version: //mojo/services/public/interfaces/content_handler
+      # GN version: //mojo/services/content_handler/public/interfaces
       'target_name': 'mojo_content_handler_bindings',
       'type': 'static_library',
       'sources': [
-        'interfaces/content_handler/content_handler.mojom',
+        '../content_handler/public/interfaces/content_handler.mojom',
       ],
       'includes': [ '../../public/tools/bindings/mojom_bindings_generator.gypi' ],
       'export_dependent_settings': [
         '../../public/mojo_public.gyp:mojo_cpp_bindings',
       ],
       'dependencies': [
         'mojo_network_bindings',
         '../../public/mojo_public.gyp:mojo_application_bindings',
         '../../public/mojo_public.gyp:mojo_cpp_bindings',
       ],
@@ skipping 105 matching lines @@
         '../../public/mojo_public.gyp:mojo_cpp_bindings',
       ],
       'export_dependent_settings': [
         'mojo_input_events_bindings',
         '../../public/mojo_public.gyp:mojo_application_bindings',
         '../../public/mojo_public.gyp:mojo_cpp_bindings',
       ],
     },
   ],
 }