Support target/host architecture with ninja iOS builds

base/base.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.
 
 {
   'target_defaults': {
     'variables': {
       'base_target': 0,
     },
     'target_conditions': [
@@ skipping 675 matching lines @@
               ['include', '^worker_pool_mac\\.'],
               # Exclude all process_util except the minimal implementation
               # needed on iOS (mostly for unit tests).
               ['exclude', '^process_util'],
               ['include', '^process_util_ios\\.mm$'],
             ],
             'sources!': [
               'message_pump_libevent.cc'
             ],
           }],
+          ['OS == "ios" and _toolset == "host"', {
+            'sources/': [
+              ['include', '^process_util_mac\\.mm$'],
+              ['include', '^process_util_posix\\.cc'],
+              ['include', '^process_util\\.cc'],
+              ['include', '_(cocoa|mac)(_unittest)?\\.(h|cc|mm?)$'],
+              ['include', '(^|/)(cocoa|mac)/'],
+              ['exclude', '_ios(_unittest)?\\.(h|cc|mm?)$'],
+              ['exclude', '(^|/)ios/'],
+            ]
+          }],
           ['OS != "mac" or >(nacl_untrusted_build)==1', {
               'sources!': [
                 'mac/scoped_aedesc.h'
               ],
           }],
           # For now, just test the *BSD platforms enough to exclude them.
           # Subsequent changes will include them further.
           ['OS != "freebsd" or >(nacl_untrusted_build)==1', {
               'sources/': [ ['exclude', '_freebsd\\.cc$'] ],
             },
@@ skipping 69 matching lines @@
           ['<(use_system_nspr)==1 and >(nacl_untrusted_build)==0', {
             'sources/': [
               ['exclude', '^third_party/nspr/'],
             ],
           }],
         ],
       }],
     ],
   },
 }