Add TestGypXcodeNinja to run tests against the xcode-ninja generator

test/ios/gyptest-archs.py

Index: test/ios/gyptest-archs.py
diff --git a/test/ios/gyptest-archs.py b/test/ios/gyptest-archs.py
index 38c5c61fd8f388d14fcb9debdc3c3c68369e245c..cc658930e9aff0b6ad248757121a16c542cd29b2 100644
--- a/test/ios/gyptest-archs.py
+++ b/test/ios/gyptest-archs.py
@@ -35,7 +35,9 @@ if sys.platform == 'darwin':
         ('Default-iphoneos', 'TestArch64Bits', ['arm64']),
         ('Default-iphoneos', 'TestMultiArchs', ['armv7', 'arm64'])])
 
-  test.run_gyp('test-archs.gyp', chdir='app-bundle')
+  test.run_gyp('test-archs.gyp',
+               '-G', 'xcode_ninja_target_pattern=^.*$',
+               chdir='app-bundle')
   for configuration, target, archs in test_cases:
     is_device_build = configuration.endswith('-iphoneos')