Fix a crash-on-invalid where we were trying to parse C++ constructs in
C, then hitting an assertion because C code shouldn't try to parse
optional nested-name-specifiers. Fixes PR9137.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@124860 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed