Properly format nested conditional operators.

Before:
bool aaaaaa = aaaaaaaaaaaaa //
                  ? aaaaaaaaaaaaaaa
                  : bbbbbbbbbbbbbbb //
                  ? ccccccccccccccc
                  : ddddddddddddddd;

After:
bool aaaaaa = aaaaaaaaaaaaa //
                  ? aaaaaaaaaaaaaaa
                  : bbbbbbbbbbbbbbb //
                        ? ccccccccccccccc
                        : ddddddddddddddd;

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@183007 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed