prepare-builtins: Remove call to getGlobalContext()
prepare-builtins: Remove call to getGlobalContext()

This function has been removed from LLVM.

Patch By: Laurent Carlier

git-svn-id: e7f1ab7c2a259259587475a3e7520e757882f167@266430 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/libclc,llvm-mirror/libclc,llvm-mirror/libclc,llvm-mirror/libclc,llvm-mirror/libclc,llvm-mirror/libclc,llvm-mirror/libclc