ninja/mac: Create -iphoneos device builds for iOS ninja generator.

test/ios/app-bundle/test-device.gyp

 # Copyright (c) 2011 Google Inc. 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': {
-    'configurations': {
-      'Debug-iphoneos': {
-        'xcode_settings': {
-          'ARCHS': [ 'armv7' ],
-          'SDKROOT': 'iphoneos',  # -isysroot
-        },
-      },
-      'Debug-iphonesimulator': {
-        'xcode_settings': {
-          'ARCHS': [ 'i386' ],
-          'SDKROOT': 'iphonesimulator',  # -isysroot
-        },
-      },
-    },
-  },
   'make_global_settings': [
     ['CC', '/usr/bin/clang'],
   ],
   'targets': [
     {
       'target_name': 'test_app',
       'product_name': 'Test App Gyp',
       'type': 'executable',
       'product_extension': 'bundle',
       'mac_bundle': 1,
       'sources': [
         'TestApp/main.m',
       ],
       'mac_bundle_resources': [
         'TestApp/English.lproj/InfoPlist.strings',
         'TestApp/English.lproj/MainMenu.xib',
       ],
       'link_settings': {
         'libraries': [
           '$(SDKROOT)/System/Library/Frameworks/Foundation.framework',
           '$(SDKROOT)/System/Library/Frameworks/UIKit.framework',
         ],
       },
       'xcode_settings': {
         'OTHER_CFLAGS': [
           '-fobjc-abi-version=2',
         ],
+        'SDKROOT': 'iphonesimulator',  # -isysroot
         'INFOPLIST_FILE': 'TestApp/TestApp-Info.plist',
         'IPHONEOS_DEPLOYMENT_TARGET': '4.2',
       },
     },
   ],
 }