--- old/src/windows/classes/sun/awt/windows/ThemeReader.java	2014-06-10 18:31:20.385741800 +0400
+++ new/src/windows/classes/sun/awt/windows/ThemeReader.java	2014-06-10 18:31:19.826670800 +0400
@@ -60,20 +60,14 @@
         new ReentrantReadWriteLock();
     private static final Lock readLock = readWriteLock.readLock();
     private static final Lock writeLock = readWriteLock.writeLock();
+    private static volatile boolean valid = false;
 
     static volatile boolean xpStyleEnabled;
 
     static void flush() {
-        writeLock.lock();
-        try {
-            // Close old themes.
-            for (Long value : widgetToTheme.values()) {
-                closeTheme(value.longValue());
-            }
-            widgetToTheme.clear();
-        } finally {
-            writeLock.unlock();
-        }
+        // Could be called on Toolkit thread, so do not try to aquire locks
+        // to avoid deadlock with theme initialization
+        valid = false;
     }
 
     public static native boolean isThemed();
@@ -104,6 +98,24 @@
     // returns theme value
     // this method should be invoked with readLock locked
     private static Long getTheme(String widget) {
+        if (!valid) {
+            readLock.unlock();
+            writeLock.lock();
+            try {
+                if (!valid) {
+                    // Close old themes.
+                    for (Long value : widgetToTheme.values()) {
+                        closeTheme(value);
+                    }
+                    widgetToTheme.clear();
+                    valid = true;
+                }
+            } finally {
+                readLock.lock();
+                writeLock.unlock();
+            }
+        }
+
         // mostly copied from the javadoc for ReentrantReadWriteLock
         Long theme = widgetToTheme.get(widget);
         if (theme == null) {