--- old/src/macosx/native/sun/awt/AWTWindow.m	2013-01-15 11:31:09.000000000 +0400
+++ new/src/macosx/native/sun/awt/AWTWindow.m	2013-01-15 11:31:09.000000000 +0400
@@ -738,14 +738,12 @@
     __block AWTWindow *window = nil;
 
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     JNFWeakJObjectWrapper *platformWindow = [JNFWeakJObjectWrapper wrapperWithJObject:obj withEnv:env];
     NSView *contentView = OBJC(contentViewPtr);
     NSRect frameRect = NSMakeRect(x, y, w, h);
 
-    [JNFRunLoop performOnMainThreadWaiting:YES withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
+    [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
 
         window = [[AWTWindow alloc] initWithPlatformWindow:platformWindow
                                                   styleBits:styleBits
@@ -770,11 +768,9 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr, jint mask, jint bits)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSWindow *nsWindow = OBJC(windowPtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 
         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
 
@@ -807,12 +803,10 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr, jlong menuBarPtr)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSWindow *nsWindow = OBJC(windowPtr);
     CMenuBar *menuBar = OBJC(menuBarPtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 
         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
 
@@ -838,14 +832,12 @@
     jobject ret = NULL;
 
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSWindow *nsWindow = OBJC(windowPtr);
     __block NSRect contentRect = NSZeroRect;
     __block NSRect frame = NSZeroRect;
 
-    [JNFRunLoop performOnMainThreadWaiting:YES withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
+    [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
 
         frame = [nsWindow frame];
         contentRect = [NSWindow contentRectForFrameRect:frame styleMask:[nsWindow styleMask]];
@@ -873,14 +865,12 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr, jdouble originX, jdouble originY, jdouble width, jdouble height)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSRect jrect = NSMakeRect(originX, originY, width, height);
 
     // TODO: not sure we need displayIfNeeded message in our view
     NSWindow *nsWindow = OBJC(windowPtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 
         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
 
@@ -913,7 +903,6 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr, jdouble minW, jdouble minH, jdouble maxW, jdouble maxH)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     if (minW < 1) minW = 1;
     if (minH < 1) minH = 1;
@@ -921,8 +910,7 @@
     if (maxH < 1) maxH = 1;
 
     NSWindow *nsWindow = OBJC(windowPtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 
         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
 
@@ -949,12 +937,9 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSWindow *nsWindow = OBJC(windowPtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
-
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
         [nsWindow orderBack:nil];
     }];
 
@@ -970,11 +955,9 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSWindow *nsWindow = OBJC(windowPtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
 
         if (![nsWindow isKeyWindow]) {
             [nsWindow makeKeyAndOrderFront:nsWindow];
@@ -995,7 +978,6 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr, jstring jtitle)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSWindow *nsWindow = OBJC(windowPtr);
     [nsWindow performSelectorOnMainThread:@selector(setTitle:)
@@ -1016,15 +998,9 @@
 JNF_COCOA_ENTER(env);
 
     NSWindow *nsWindow = OBJC(windowPtr);
-    if ([NSThread isMainThread]) {
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
         [nsWindow invalidateShadow];
-    } else {
-        [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-            AWT_ASSERT_APPKIT_THREAD;
-
-            [nsWindow invalidateShadow];
-        }];
-    }
+    }];
 
 JNF_COCOA_EXIT(env);
 }
@@ -1060,13 +1036,10 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr, jlong nsImagePtr)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSWindow *nsWindow = OBJC(windowPtr);
     NSImage *image = OBJC(nsImagePtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
-
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
         [nsWindow setMiniwindowImage:image];
     }];
 
@@ -1082,13 +1055,10 @@
 (JNIEnv *env, jclass clazz, jlong windowPtr, jstring filename)
 {
 JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
 
     NSWindow *nsWindow = OBJC(windowPtr);
     NSURL *url = (filename == NULL) ? nil : [NSURL fileURLWithPath:JNFNormalizedNSStringForPath(env, filename)];
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
-
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
         [nsWindow setRepresentedURL:url];
     }];
 
@@ -1097,22 +1067,6 @@
 
 /*
  * Class:     sun_lwawt_macosx_CPlatformWindow
- * Method:    nativeSetNSWindowSecurityWarningPositioning
- * Signature: (JDDFF)V
- */
-JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetNSWindowSecurityWarningPositioning
-(JNIEnv *env, jclass clazz, jlong windowPtr, jdouble x, jdouble y, jfloat biasX, jfloat biasY)
-{
-JNF_COCOA_ENTER(env);
-AWT_ASSERT_NOT_APPKIT_THREAD;
-
-    [JNFException raise:env as:kRuntimeException reason:"unimplemented"];
-
-JNF_COCOA_EXIT(env);
-}
-
-/*
- * Class:     sun_lwawt_macosx_CPlatformWindow
  * Method:    nativeGetTopmostPlatformWindowUnderMouse
  * Signature: (J)V
  */
@@ -1144,10 +1098,8 @@
 (JNIEnv *env, jclass clazz)
 {
     JNF_COCOA_ENTER(env);
-    AWT_ASSERT_NOT_APPKIT_THREAD;
 
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
-        AWT_ASSERT_APPKIT_THREAD;
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
         [AWTWindow synthesizeMouseEnteredExitedEventsForAllWindows];
     }];
 
@@ -1168,7 +1120,7 @@
     SEL toggleFullScreenSelector = @selector(toggleFullScreen:);
     if (![nsWindow respondsToSelector:toggleFullScreenSelector]) return;
 
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
         [nsWindow performSelector:toggleFullScreenSelector withObject:nil];
     }];
 
@@ -1181,7 +1133,7 @@
 JNF_COCOA_ENTER(env);
 
     NSWindow *nsWindow = OBJC(windowPtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
 
         [window setEnabled: isEnabled];
@@ -1196,7 +1148,7 @@
 JNF_COCOA_ENTER(env);
 
     NSWindow *nsWindow = OBJC(windowPtr);
-    [JNFRunLoop performOnMainThreadWaiting:NO withBlock:^(){
+    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
         AWTWindow *window = (AWTWindow*)[nsWindow delegate];
 
         if ([AWTWindow lastKeyWindow] == window) {