--- old/src/macosx/native/sun/osxapp/ThreadUtilities.m	2013-02-21 12:15:33.000000000 +0400
+++ new/src/macosx/native/sun/osxapp/ThreadUtilities.m	2013-02-21 12:15:33.000000000 +0400
@@ -34,85 +34,6 @@
 JavaVM *jvm = NULL;
 static JNIEnv *appKitEnv = NULL;
 
-static NSArray *sPerformModes = nil;
-static NSArray *sAWTPerformModes = nil;
-
-static BOOL sLoggingEnabled = YES;
-
-#ifdef AWT_THREAD_ASSERTS_ENV_ASSERT
-int sAWTThreadAsserts = 0;
-#endif /* AWT_THREAD_ASSERTS_ENV_ASSERT */
-
-BOOL sInPerformFromJava = NO;
-
-// This class is used so that performSelectorOnMainThread can be
-// controlled a little more easily by us.  It has 2 roles.
-// The first is to set/unset a flag (sInPerformFromJava) that code can
-// check to see if we are in a synchronous perform initiated by a java thread.
-// The second is to implement the CocoaComponent backward compatibility mode.
-@interface CPerformer : NSObject {
-    id fTarget;
-    SEL fSelector;
-    id fArg;
-    BOOL fWait;
-}
-
-- (id) initWithTarget:(id)target selector:(SEL)selector arg:(id)arg wait:(BOOL)wait;
-- (void) perform;
-@end
-
-
-@implementation CPerformer
-
-- (id) initWithTarget:(id)target selector:(SEL)selector arg:(id)arg {
-    return [self initWithTarget:target selector:selector arg:arg wait:YES];
-}
-
-- (id) initWithTarget:(id)target selector:(SEL)selector arg:(id)arg wait:(BOOL)wait {
-    self = [super init];
-    if (self != nil) {
-        fTarget = [target retain];
-        fSelector = selector;
-        fArg = [arg retain];
-        // Only set sInPerformFromJava if this is a synchronous perform
-        fWait = wait;
-    }
-    return self;
-}
-
-- (void) dealloc {
-    [fTarget release];
-    [fArg release];
-    [super dealloc];
-}
-//- (void)finalize { [super finalize]; }
-
-- (void) perform {
-    AWT_ASSERT_APPKIT_THREAD;
-
-    // If this is the first time we're going from java thread -> appkit thread,
-    // set sInPerformFromJava for the duration of the invocation
-    BOOL nestedPerform = sInPerformFromJava;
-    if (fWait) {
-        sInPerformFromJava = YES;
-    }
-
-    // Actually do the work (cheat to avoid a method call)
-    @try {
-        objc_msgSend(fTarget, fSelector, fArg);
-        //[fTarget performSelector:fSelector withObject:fArg];
-    } @catch (NSException *e) {
-        NSLog(@"*** CPerformer: ignoring exception '%@' raised during perform of selector '%@' on target '%@' with args '%@'", e, NSStringFromSelector(fSelector), fTarget, fArg);
-    } @finally {
-        // If we actually set sInPerformFromJava, unset it now
-        if (!nestedPerform && fWait) {
-            sInPerformFromJava = NO;
-        }
-    }
-}
-@end
-
-
 @implementation ThreadUtilities
 
 + (JNIEnv*)getJNIEnv {
@@ -129,36 +50,6 @@
     return env;
 }
 
-+ (void)initialize {
-    // Headless: BOTH
-    // Embedded: BOTH
-    // Multiple Calls: NO
-    // Caller: Obj-C class initialization
-    // Thread: ?
-
-    if (sPerformModes == nil) {
-        // Create list of Run Loop modes to perform on
-        // The default performSelector, with no mode argument, runs in Default,
-        // ModalPanel, and EventTracking modes
-        sPerformModes =    [[NSArray alloc] initWithObjects:NSDefaultRunLoopMode, NSModalPanelRunLoopMode, nil];
-        sAWTPerformModes = [[NSArray alloc] initWithObjects:NSDefaultRunLoopMode, NSModalPanelRunLoopMode, NSEventTrackingRunLoopMode, [JNFRunLoop javaRunLoopMode], nil];
-
-#ifdef AWT_THREAD_ASSERTS_ENV_ASSERT
-        sAWTThreadAsserts = (getenv("COCOA_AWT_DISABLE_THREAD_ASSERTS") == NULL);
-#endif /* AWT_THREAD_ASSERTS_ENV_ASSERT */
-    }
-}
-
-// These methods can behave slightly differently than the normal
-// performSelector...  In particular, we define a special runloop mode
-// (AWTRunLoopMode) so that we can "block" the main thread against the
-// java event thread without deadlocking. See CToolkit.invokeAndWait.
-+ (void)performOnMainThread:(SEL)aSelector onObject:(id)target withObject:(id)arg waitUntilDone:(BOOL)wait awtMode:(BOOL)inAWT {
-    CPerformer *performer = [[CPerformer alloc] initWithTarget:target selector:aSelector arg:arg wait:wait];
-    [performer performSelectorOnMainThread:@selector(perform) withObject:nil waitUntilDone:wait modes:((inAWT) ? sAWTPerformModes : sPerformModes)]; // AWT_THREADING Safe (cover method)
-    [performer release];
-}
-
 + (void)performOnMainThreadWaiting:(BOOL)wait block:(void (^)())block {
     if ([NSThread isMainThread] && wait == YES) {
         block();