Fix formatting regression regarding pointers to arrays.

Before: f( (*PointerToArray)[10]);
After:  f((*PointerToArray)[10]);

This fixes llvm.org/PR16163

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@182777 91177308-0d34-0410-b5e6-96231b3b80d8