[test] Update ParseableInterface to ModuleInterface

Also remove uses of -emit-parseable-module-interface from tests

test/ModuleInterface/Inputs/make-unreadable.py

@@ -0,0 +1,36 @@
+
+import platform
+import subprocess
+import sys
+
+if platform.system() == 'Windows':
+    import ctypes
+    AdvAPI32 = ctypes.windll.Advapi32
+
+    from ctypes.wintypes import POINTER
+
+    UNLEN = 256
+
+    GetUserNameW = AdvAPI32.GetUserNameW
+    GetUserNameW.argtypes = (
+        ctypes.c_wchar_p,           # _In_Out_ lpBuffer
+        POINTER(ctypes.c_uint)      # _In_out_ pcBuffer
+    )
+    GetUserNameW.restype = ctypes.c_uint
+
+    buffer = ctypes.create_unicode_buffer(UNLEN + 1)
+    size = ctypes.c_uint(len(buffer))
+    GetUserNameW(buffer, ctypes.byref(size))
+    # For NetworkService, Host$ is returned, so we choose have to turn it back
+    # into something that icacls understands.
+    if not buffer.value.endswith('$'):
+        user_name = buffer.value
+    else:
+        user_name = 'NT AUTHORITY\\NetworkService'
+
+    for path in sys.argv[1:]:
+        subprocess.call(['icacls', path, '/deny',
+                         '{}:(R)'.format(user_name)])
+else:
+    for path in sys.argv[1:]:
+        subprocess.call(['chmod', 'a-r', path])