Update tools to use new getStyle API

Depends on https://reviews.llvm.org/D28081

Differential Revision: https://reviews.llvm.org/D28315

git-svn-id: https://llvm.org/svn/llvm-project/clang-tools-extra/trunk@292175 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed