Fix rdar://6771034: don't warn on use of forward declared protocol in protocol
list of another protocol definition.  This warning is very noisy and GCC doesn't
produce it so existing code doesn't expect it.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68894 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed