[libclang] Have clang_getCXXAccessSpecifier() also return the access control of a C++ declaration within its parent scope.

Suggested by Stefan Seefeld.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179297 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed