--- old/src/java.desktop/share/classes/java/awt/Robot.java	2014-10-31 11:42:18.419240893 +0300
+++ new/src/java.desktop/share/classes/java/awt/Robot.java	2014-10-31 11:42:18.323255638 +0300
@@ -562,7 +562,7 @@
         try {
             SunToolkit.flushPendingEvents();
             // 7185258: realSync() call blocks all DnD tests on OS X
-            if (AccessController.doPrivileged(OSInfo.getOSTypeAction()) = OSInfo.OSType.MACOSX) {
+            if (AccessController.doPrivileged(OSInfo.getOSTypeAction()) == OSInfo.OSType.MACOSX) {
                 // post a dummy event to the queue so we know when
                 // all the events before it have been processed
                 EventQueue.invokeAndWait( new Runnable() {