ObjectiveC migrator. Infer property in categories
declared as getter with or without setter method.
// rdar://15010020


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@190878 91177308-0d34-0410-b5e6-96231b3b80d8
[arcmt] Don't try to handle files that are already ARC'ified, this is not possible currently.

rdar://14461559

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@190880 91177308-0d34-0410-b5e6-96231b3b80d8
ObjectiveC migrator: Don't infer a property from isXXX method 
of retainable object (readonly or otherwise).


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@190881 91177308-0d34-0410-b5e6-96231b3b80d8