Gyp changes for ninja iOS build.

testing/iossim/iossim.gyp

 # 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.
 
 {
   'conditions': [
     ['OS != "ios"', {
       'targets': [
         {
           'target_name': 'iossim',
@@ skipping 53 matching lines @@
               # Gyp to rerun
               're_run_targets': [
                  'testing/iossim/iossim.gyp',
               ],
             },
             'includes': ['../../build/ios/mac_build.gypi'],
             'actions': [
               {
                 'action_name': 'compile iossim',
                 'inputs': [],
-                'outputs': [],
+                # A nonexistant name forces the ninja cmd every time.

[Mark Mentovai, 2013/05/01 18:12:10]

As before.

+                'outputs': ['iossim'],
                 'action': [
                   '<@(ninja_cmd)',
                   'iossim',
                 ],
                 'message': 'Generating the iossim executable',
               },
             ],
           },
         ],
       },
     ],
   ],
 }