Remove references to _ObjectiveCBridgeable

Author: itaiferber

Diff for: Foundation/IndexPath.swift

@@ -136,7 +136,7 @@ public struct IndexPath : ReferenceConvertible, Equatable, Hashable, MutableColl
         // This is temporary
         let me = self.makeReference()
         let other = other.makeReference()
-        return me.compare(other as IndexPath)
+        return me.compare(IndexPath._unconditionallyBridgeFromObjectiveC(other))
     }
 
     public var hashValue: Int {
@@ -214,7 +214,7 @@ extension IndexPath : CustomStringConvertible, CustomDebugStringConvertible, Cus
     }
 }
 
-extension IndexPath : _ObjectiveCBridgeable {
+extension IndexPath {
     public static func _getObjectiveCType() -> Any.Type {
         return NSIndexPath.self
     }
@@ -242,6 +242,6 @@ extension NSIndexPath : _HasCustomAnyHashableRepresentation {
     // Must be @nonobjc to avoid infinite recursion during bridging.
     @nonobjc
     public func _toCustomAnyHashable() -> AnyHashable? {
-        return AnyHashable(self as IndexPath)
+        return AnyHashable(IndexPath._unconditionallyBridgeFromObjectiveC(self))
     }
 }

Diff for: Foundation/IndexSet.swift

@@ -865,7 +865,7 @@ private func _toNSRange(_ r : Range<IndexSet.Element>) -> NSRange {
     return NSMakeRange(r.lowerBound, r.upperBound - r.lowerBound)
 }
 
-extension IndexSet : _ObjectiveCBridgeable {
+extension IndexSet {
     public static func _getObjectiveCType() -> Any.Type {
         return NSIndexSet.self
     }
@@ -894,7 +894,7 @@ extension NSIndexSet : _HasCustomAnyHashableRepresentation {
     // Must be @nonobjc to avoid infinite recursion during bridging.
     @nonobjc
     public func _toCustomAnyHashable() -> AnyHashable? {
-        return AnyHashable(self as IndexSet)
+        return AnyHashable(IndexSet._unconditionallyBridgeFromObjectiveC(self))
     }
 }