Move ChildProcessHost and ChildProcessInfo to content.

content/content_common.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.
 
 {
   'targets': [
     {
       'target_name': 'content_common',
       'type': '<(library)',
       'dependencies': [
         '../ipc/ipc.gyp:ipc',
         '../webkit/support/webkit_support.gyp:fileapi',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
         'common/child_process.cc',
         'common/child_process.h',
+        'common/child_process_host.cc',
+        'common/child_process_host.h',
+        'common/child_process_info.cc',
+        'common/child_process_info.h',
         'common/child_process_messages.h',
         'common/child_thread.cc',
         'common/child_thread.h',
         'common/common_param_traits.cc',
         'common/common_param_traits.h',
         'common/content_message_generator.cc',
         'common/content_message_generator.h',
         'common/content_constants.cc',
         'common/content_constants.h',
         'common/content_paths.cc',
@@ skipping 35 matching lines @@
         'common/socket_stream_messages.h',
       ],
       'conditions': [
         ['OS=="win"', {
           'msvs_guid': '062E9260-304A-4657-A74C-0D3AA1A0A0A4',
         }],
       ],
     },
   ],
 }