This CL adds support for extension in GYP.

test/ios/extension/extension.gyp

Index: test/ios/extension/extension.gyp
diff --git a/test/ios/extension/extension.gyp b/test/ios/extension/extension.gyp
new file mode 100644
index 0000000000000000000000000000000000000000..7c42c3e960dcb2705242555567ba8dee2cf94292
--- /dev/null
+++ b/test/ios/extension/extension.gyp
@@ -0,0 +1,83 @@
+# Copyright (c) 2014 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.
+
+{
+  'make_global_settings': [
+    ['CC', '/usr/bin/clang'],
+    ['CXX', '/usr/bin/clang++'],
+  ],
+  'targets': [
+    {   
+      'target_name': 'ExtensionContainer',
+      'product_name': 'ExtensionContainer',
+      'type': 'executable',
+      'mac_bundle': 1,
+      'mac_bundle_resources': [
+        'ExtensionContainer/Base.lproj/Main.storyboard',
+      ],
+      'sources': [
+        'ExtensionContainer/AppDelegate.h',
+        'ExtensionContainer/AppDelegate.m',
+        'ExtensionContainer/ViewController.h',
+        'ExtensionContainer/ViewController.m',
+        'ExtensionContainer/main.m',
+      ],  
+      'copies': [
+        {
+          'destination': '<(PRODUCT_DIR)/ExtensionContainer.app/PlugIns',
+          'files': [
+            '<(PRODUCT_DIR)/ActionExtension.appex',
+      ]}],
+      'dependencies': [
+        'ActionExtension'
+      ],
+
+      'link_settings': {
+        'libraries': [
+          '$(SDKROOT)/System/Library/Frameworks/Foundation.framework',
+          '$(SDKROOT)/System/Library/Frameworks/UIKit.framework',
+        ],
+      },
+      'xcode_settings': {
+        'OTHER_CFLAGS': [
+          '-fobjc-abi-version=2',
+        ],
+        'INFOPLIST_FILE': 'ExtensionContainer/Info.plist',
+        'GCC_VERSION': 'com.apple.compilers.llvm.clang.1_0',
+        'ARCHS': [ 'armv7' ],
+        'SDKROOT': 'iphoneos',
+        'IPHONEOS_DEPLOYMENT_TARGET': '7.0',
+      },
+    },
+    {   
+      'target_name': 'ActionExtension',
+      'product_name': 'ActionExtension',
+      'type': 'executable',
+      'mac_bundle': 1,
+      'ios_app_extension': 1,
+      'sources': [
+        'ActionExtension/ActionViewController.h',
+        'ActionExtension/ActionViewController.m',
+      ],  
+      'link_settings': {
+        'libraries': [
+          '$(SDKROOT)/System/Library/Frameworks/Foundation.framework',
+          '$(SDKROOT)/System/Library/Frameworks/UIKit.framework',
+          '$(SDKROOT)/System/Library/Frameworks/MobileCoreServices.framework',
+        ],
+      },
+      'xcode_settings': {
+        'OTHER_CFLAGS': [
+          '-fobjc-abi-version=2',
+        ],
+        'INFOPLIST_FILE': 'ActionExtension/Info.plist',
+        'GCC_VERSION': 'com.apple.compilers.llvm.clang.1_0',
+        'ARCHS': [ 'armv7' ],
+        'SDKROOT': 'iphoneos',
+        'IPHONEOS_DEPLOYMENT_TARGET': '7.0',
+      },
+    },
+  ],  
+}
+