Fix initialization order to match that of the source.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@224467 91177308-0d34-0410-b5e6-96231b3b80d8
Fix a format string warning by noting that StringIsBreakpointName
will set the error accordingly and so there's no need to set it
again.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@224468 91177308-0d34-0410-b5e6-96231b3b80d8