Add the 3.3.3 sources for class-dump.

class-dump/src/CDSymbolReferences.h

+// -*- mode: ObjC -*-
+
+//  This file is part of class-dump, a utility for examining the Objective-C segment of Mach-O files.
+//  Copyright (C) 1997-1998, 2000-2001, 2004-2010 Steve Nygard.
+
+#import <Foundation/Foundation.h>
+
+@interface CDSymbolReferences : NSObject
+{
+    NSDictionary *frameworkNamesByClassName;
+    NSDictionary *frameworkNamesByProtocolName;
+
+    NSMutableSet *classes;
+    NSMutableSet *protocols;
+}
+
+- (id)init;
+- (void)dealloc;
+
+- (void)setFrameworkNamesByClassName:(NSDictionary *)newValue;
+- (void)setFrameworkNamesByProtocolName:(NSDictionary *)newValue;
+
+- (NSString *)frameworkForClassName:(NSString *)aClassName;
+- (NSString *)frameworkForProtocolName:(NSString *)aProtocolName;
+
+- (NSArray *)classes;
+- (void)addClassName:(NSString *)aClassName;
+- (void)removeClassName:(NSString *)aClassName;
+
+- (NSArray *)protocols;
+- (void)addProtocolName:(NSString *)aProtocolName;
+- (void)addProtocolNamesFromArray:(NSArray *)protocolNames;
+
+- (NSString *)description;
+
+- (void)_appendToString:(NSMutableString *)resultString;
+- (NSString *)referenceString;
+
+- (void)removeAllReferences;
+- (NSString *)importStringForClassName:(NSString *)aClassName;
+- (NSString *)importStringForProtocolName:(NSString *)aProtocolName;
+
+@end