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.
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: 4c4cc70b1ef44ba2b7963015e681894188cea27e@204288 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb,llvm-mirror/lldb,llvm-mirror/lldb,llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,llvm-mirror/lldb