clang-format: Recognize braced lists with trailing function call.

Before:
  int count = set<int> { f(), g(), h() }
      .size();

After:
  int count = set<int>{f(), g(), h()}.size();

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@195417 91177308-0d34-0410-b5e6-96231b3b80d8