The flags we're supposed to write into a byref struct are *not* the

The flags we're supposed to write into a byref struct are *not* the
_Block_object_* flags;  it's just BLOCK_HAS_COPY_DISPOSE or not.

Also, we don't need to chase forwarding pointers prior to calling
_Block_object_dispose;  _Block_object_dispose in fact already does
this.

rdar://problem/9006315

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@125823 91177308-0d34-0410-b5e6-96231b3b80d8