Split printing utility IPC messages into its own file.

chrome/chrome_utility.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'utility',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 54 matching lines @@
         'utility/importer/importer_creator.cc',
         'utility/importer/importer_creator.h',
         'utility/importer/nss_decryptor.cc',
         'utility/importer/nss_decryptor.h',
         'utility/importer/nss_decryptor_mac.h',
         'utility/importer/nss_decryptor_mac.mm',
         'utility/importer/nss_decryptor_win.cc',
         'utility/importer/nss_decryptor_win.h',
         'utility/importer/safari_importer.h',
         'utility/importer/safari_importer.mm',
+        'utility/local_discovery/service_discovery_message_handler.cc',
+        'utility/local_discovery/service_discovery_message_handler.h',
         'utility/media_galleries/image_metadata_extractor.cc',
         'utility/media_galleries/image_metadata_extractor.h',
         'utility/media_galleries/ipc_data_source.cc',
         'utility/media_galleries/ipc_data_source.h',
         'utility/media_galleries/itunes_pref_parser_win.cc',
         'utility/media_galleries/itunes_pref_parser_win.h',
         'utility/media_galleries/media_metadata_parser.cc',
         'utility/media_galleries/media_metadata_parser.h',
+        'utility/printing_handler.cc',
+        'utility/printing_handler.h',
         'utility/profile_import_handler.cc',
         'utility/profile_import_handler.h',
         'utility/utility_message_handler.h',
         'utility/web_resource_unpacker.cc',
         'utility/web_resource_unpacker.h',
       ],
       'conditions': [
         ['OS=="win" or OS=="mac"', {
           'dependencies': [
             '../components/components.gyp:wifi_component',
@@ skipping 34 matching lines @@
         ['OS=="android"', {
           'dependencies!': [
             '../third_party/libexif/libexif.gyp:libexif',
           ],
           'sources/': [
             ['exclude', '^utility/importer/'],
             ['exclude', '^utility/media_galleries/'],
             ['exclude', '^utility/profile_import_handler\.cc'],
           ],
         }],
-        ['enable_mdns == 1', {
-          'sources': [
-            'utility/local_discovery/service_discovery_message_handler.cc',
-            'utility/local_discovery/service_discovery_message_handler.h',
-          ]
-        }],
         ['OS!="win"', {
           'sources': [
             'utility/image_writer/image_writer_stub.cc',
           ]
         }],
+        ['enable_printing!=1', {
+          'sources!': [
+            'utility/printing_handler.cc',
+            'utility/printing_handler.h',
+          ]
+        }],
+        ['enable_mdns==0', {
+          'sources!': [
+            'utility/local_discovery/service_discovery_message_handler.cc',
+            'utility/local_discovery/service_discovery_message_handler.h',
+          ]
+        }],
       ],
       # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
     },
   ],
 }