Don't infinite-loop if TryAnnotateCXXScopeToken fails to annotate but doesn't
signal an error.  This can happen even when the current token is '::' if
this is a ::new or ::delete expression.

This was an oversight in my recent parser refactor;  fixes PR 5825.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@97462 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed