More cases for weak_import objective-c2 classes. (still radar 6815425).
More cases for weak_import objective-c2 classes.
(still radar 6815425).



git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@89152 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang