--- old/src/macosx/native/sun/osxapp/ThreadUtilities.h	2013-02-08 18:33:54.000000000 +0400
+++ new/src/macosx/native/sun/osxapp/ThreadUtilities.h	2013-02-08 18:33:54.000000000 +0400
@@ -122,19 +122,12 @@
 #endif /* AWT_THREAD_ASSERTS */
 // --------------------------------------------------------------------------
 
-// This tracks if we are current inside of a performOnMainThread that is both waiting and in the AWTRunLoopMode
-extern BOOL sInPerformFromJava;
-
-// This is an empty Obj-C object just so that -performSelectorOnMainThread
-// can be used, and to use the Obj-C +initialize feature.
 __attribute__((visibility("default")))
-@interface ThreadUtilities : NSObject { }
+@interface ThreadUtilities { }
 
 + (JNIEnv*)getJNIEnv;
 + (JNIEnv*)getJNIEnvUncached;
 
-+ (void)performOnMainThread:(SEL)aSelector onObject:(id)target withObject:(id)arg waitUntilDone:(BOOL)wait awtMode:(BOOL)inAWT;
-
 //Wrappers for the corresponding JNFRunLoop methods with a check for main thread
 + (void)performOnMainThreadWaiting:(BOOL)wait block:(void (^)())block;
 + (void)performOnMainThread:(SEL)aSelector on:(id)target withObject:(id)arg waitUntilDone:(BOOL)wait;