clang-format: [Java] Fix incorrect detection of cast.

After:
  return (a instanceof List<?>) ? aaaaaaaaaaaaaaaaaaaaaaa(
                                      aaaaaaaaaaaaaaaaaaaaa)
                                : aaaaaaaaaaaaaaaaaaaaaaa;

After:
  return (a instanceof List<?>)
      ? aaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)
      : aaaaaaaaaaaaaaaaaaaaaaa;

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@225161 91177308-0d34-0410-b5e6-96231b3b80d8