8013189: JMenuItems draw behind TextArea Summary: Untie XTextAreaPeer internal components from the TextArea parent to prevent its invalidation. I.e. force the java.awt.smartInvalidate=true locally. Reviewed-by: art, serb

./bootstrap/bin/javac
./bootstrap/bin/javadoc
./bootstrap/bin/javah
./bootstrap/lib/doclets.jar
./bootstrap/lib/javac.jar
./bootstrap/lib/javadoc.jar
./bootstrap/lib/javah.jar
./lib/classes.jar
./lib/src.zip