Delete app_host from apps/

chrome/installer/mini_installer.gypi

 # Copyright (c) 2012 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.
 {
   'dependencies': [
     '<@(chrome_dll_project)',
-    '../chrome.gyp:app_host',
     '../chrome.gyp:chrome',
     '../chrome.gyp:chrome_nacl_win64',
     '../chrome.gyp:default_extensions',
     '../chrome.gyp:setup',
   ],
   'include_dirs': [
     '../..',
     '<(INTERMEDIATE_DIR)',
     '<(SHARED_INTERMEDIATE_DIR)/chrome',
   ],
@@ skipping 164 matching lines @@
             'target_arch_flag': '--target_arch=x64',
           },
         }, {
           'variables': {
             'target_arch_flag': '--target_arch=x86',
           },
         }],
       ],
       'inputs': [
         '<(create_installer_archive_py_path)',
-        '<(PRODUCT_DIR)/app_host.exe',
         '<(PRODUCT_DIR)/chrome.exe',
         '<@(chrome_dll_path)',
         '<(PRODUCT_DIR)/nacl64.exe',
         '<(PRODUCT_DIR)/ppGoogleNaClPluginChrome.dll',
         '<(PRODUCT_DIR)/nacl_irt_x86_32.nexe',
         '<(PRODUCT_DIR)/nacl_irt_x86_64.nexe',
         '<(PRODUCT_DIR)/locales/en-US.pak',
         '<(PRODUCT_DIR)/icudt.dll',
       ],
       'outputs': [
@@ skipping 37 matching lines @@
       'variables': {
          'branding_dir': '../app/theme/google_chrome',
       },
     }, { # else branding!="Chrome"
       'variables': {
          'branding_dir': '../app/theme/chromium',
       },
     }],
   ],
 }