Added new methods of FramePeer in Java 7

openjdk/sun/awt/EmbeddedFrame.java

@@ -578,5 +578,13 @@ public abstract class EmbeddedFrame extends Frame
         }
         public void updateMinimumSize() {
         }
+		public void setOpacity(float opacity) {
+		}
+		public void setOpaque(boolean isOpaque) {
+		}
+		public void updateWindow() {
+		}
+		public void repositionSecurityWarning() {
+		}
     }
 } // class EmbeddedFrame