objc: If a method is not implemented in the category implementation but
has been declared in its primary class, superclass,
or in one of their protocols, no need to issue unimplemented method. 
// rdar://10823023


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@150206 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed