Remove UTF32Char since that derives from MacTypes

Author: phausler

Foundation/CharacterSet.swift

@@ -76,7 +76,7 @@ internal final class _SwiftNSCharacterSet : NSCharacterSet, _SwiftNativeFoundati
         return _mapUnmanaged { $0.characterIsMember(member) }
     }
 
-    override func longCharacterIsMember(_ member: UTF32Char) -> Bool {
+    override func longCharacterIsMember(_ member: UInt32) -> Bool {
         return _mapUnmanaged { $0.longCharacterIsMember(member) }
     }
 

Foundation/NSCFCharacterSet.swift

@@ -26,7 +26,7 @@ internal class _NSCFCharacterSet : NSMutableCharacterSet {
         return CFCharacterSetCreateInvertedSet(kCFAllocatorSystemDefault, _cfObject)._swiftObject
     }
 
-    override func longCharacterIsMember(_ theLongChar: UTF32Char) -> Bool {
+    override func longCharacterIsMember(_ theLongChar: UInt32) -> Bool {
         return CFCharacterSetIsLongCharacterMember(_cfObject, theLongChar)
     }
 
@@ -96,7 +96,7 @@ internal  func _CFSwiftCharacterSetMutableCopy(_ cset: CFTypeRef) -> Unmanaged<C
     return Unmanaged.passRetained((cset as! NSCharacterSet).mutableCopy() as! CFMutableCharacterSet)
 }
 
-internal  func _CFSwiftCharacterSetLongCharacterIsMember(_ cset: CFTypeRef, _ ch:UTF32Char) -> Bool {
+internal  func _CFSwiftCharacterSetLongCharacterIsMember(_ cset: CFTypeRef, _ ch:UInt32) -> Bool {
     return (cset as! NSCharacterSet).longCharacterIsMember(ch)
 }
 

Foundation/NSCharacterSet.swift

@@ -159,7 +159,7 @@ public class NSCharacterSet : NSObject, NSCopying, NSMutableCopying, NSCoding {
     }
 
     public func characterIsMember(_ aCharacter: unichar) -> Bool {
-        return longCharacterIsMember(UTF32Char(aCharacter))
+        return longCharacterIsMember(UInt32(aCharacter))
     }
 
     public var bitmapRepresentation: Data {
@@ -172,7 +172,7 @@ public class NSCharacterSet : NSObject, NSCopying, NSMutableCopying, NSCoding {
         return copy._swiftObject
     }
 
-    public func longCharacterIsMember(_ theLongChar: UTF32Char) -> Bool {
+    public func longCharacterIsMember(_ theLongChar: UInt32) -> Bool {
         if self.dynamicType == NSCharacterSet.self || self.dynamicType == NSMutableCharacterSet.self {
             return _CFCharacterSetIsLongCharacterMember(unsafeBitCast(self, to: CFType.self), theLongChar)
         } else if self.dynamicType == _NSCFCharacterSet.self {