More recent compilers emit debug info for the length property of NSString, so the length will be correctly
reported as NSUInteger.  Adopt the test case to handle either possibility.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@204288 91177308-0d34-0410-b5e6-96231b3b80d8
rdar://16361422

Add NSMutableData to the list of types that the NSData formatter knows to represent



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@204289 91177308-0d34-0410-b5e6-96231b3b80d8