Fix mismatch between pointer and pointee type when diagnosing an incorrect
object argument type for a member call.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173554 91177308-0d34-0410-b5e6-96231b3b80d8
Give a more informative error message when the dot or arrow operator is used
on a type.  Currently, it gives a generic "expected unqualified-id" error.
The new error message is "cannot use (dot|arrow) operator on a type".


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173556 91177308-0d34-0410-b5e6-96231b3b80d8