Disable building simulator for "x86_64"

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

Index: test/ios/app-bundle/test-archs.gyp
diff --git a/test/ios/app-bundle/test-archs.gyp b/test/ios/app-bundle/test-archs.gyp
index b526629d7f15028a45920f445c703f029cd2ba4b..761fd6b12947a914969b7e2733e9ca8d1e670685 100644
--- a/test/ios/app-bundle/test-archs.gyp
+++ b/test/ios/app-bundle/test-archs.gyp
@@ -27,6 +27,9 @@
         ],
       },
       'xcode_settings': {
+        'OTHER_CFLAGS': [
+          '-fobjc-abi-version=2',
+        ],
         'SDKROOT': 'iphonesimulator',  # -isysroot
         'TARGETED_DEVICE_FAMILY': '1,2',
         'INFOPLIST_FILE': 'TestApp/TestApp-Info.plist',
@@ -55,6 +58,9 @@
         ],
       },
       'xcode_settings': {
+        'OTHER_CFLAGS': [
+          '-fobjc-abi-version=2',
+        ],
         'SDKROOT': 'iphonesimulator',  # -isysroot
         'TARGETED_DEVICE_FAMILY': '1,2',
         'INFOPLIST_FILE': 'TestApp/TestApp-Info.plist',
@@ -84,6 +90,9 @@
         ],
       },
       'xcode_settings': {
+        'OTHER_CFLAGS': [
+          '-fobjc-abi-version=2',
+        ],
         'SDKROOT': 'iphonesimulator',  # -isysroot
         'TARGETED_DEVICE_FAMILY': '1,2',
         'INFOPLIST_FILE': 'TestApp/TestApp-Info.plist',