[PATCH] [libc++] Support newlib as libc++'s C library [locale part]

[Dan Albert]

================
Comment at: include/support/xlocale/xlocale.h:1
@@ +1,2 @@
+// -*- C++ -*-
+//===------------------- support/xlocale/xlocale.h ------------------------===//
----------------
Can delete the android one and fix up the #includes now, right?

http://reviews.llvm.org/D5385