[libclang] Bring CXCursor_AsmStmt back as an alias for CXCursor_GCCAsmStmt.

This was renamed in r162632 which was badness because the C API needs to be stable.
rdar://12360096

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@164547 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed