Don't suggest putting 'operator new' or 'operator delete' in a namespace to...

Don't suggest putting 'operator new' or 'operator delete' in a namespace to fix a two-phase lookup issue. That's not permitted.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@183874 91177308-0d34-0410-b5e6-96231b3b80d8