Convert parts of Rewriter to StringRef based API.
 - Please accept my sincere apologies for the gratuitous elimination of code
   duplication, manual string length counting, unnecessary strlen calls, etc.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@79448 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed