Bug 1371485 - Remove OS X find_sdk.py check; r=chmanchester

Summary:
We're currently returning a fake value on all of our automation builds. Might
as well not run the script at all.

Tags: #secure-revision

Bug #: 1371485

Differential Revision: https://phabricator.services.mozilla.com/D1803

--HG--
extra : rebase_source : 20717372c15547b35759ff69088aea1ca92b7198

build/gyp_includes/common.gypi

@@ -1177,7 +1177,7 @@
             # Enable Keystone auto-update support.
             'mac_keystone%': 1,
           }, { # else: branding!="Chrome" or buildtype!="Official"
-            'mac_sdk%': '<!(<(PYTHON) <(DEPTH)/build/mac/find_sdk.py <(mac_sdk_min))',
+            'mac_sdk%': '', #'<!(<(PYTHON) <(DEPTH)/build/mac/find_sdk.py <(mac_sdk_min))',
             'mac_breakpad_uploads%': 0,
             'mac_breakpad%': 0,
             'mac_keystone%': 0,