2003-04-19  Scott Gilbertson  <scottg@mantatest.com>

	* gnu/awt/xlib/XGraphics.java (XGraphics): Use new GC.create.
	(dispose): Null metrics.
	* gnu/awt/xlib/XToolkit.java (sync): Implement.
	* gnu/gcj/xlib/Clip.java (dispose): Change name of native from
	finalize.
	(finalize): Call dispose.
	* gnu/gcj/xlib/Drawable.java (gcCache): New field.
	(gcCachedCount): New field.
	(finalize): New method.
	(putGCInCache): New method.
	(getGCFromCache): New method.
	* gnu/gcj/xlib/GC.java (GC): Make protected.
	(clone): Get new GC from cache if possible.
	(create): New static method.
	(dispose): Save old GC in cache.
	* gnu/gcj/xlib/natClip.cc (dispose): Check for null before
	deleting.
	* gnu/gcj/xlib/natGC.cc (initStructure): Call XCreateGC only if gc
	is null.
	* gnu/gcj/xlib/Pixmap.java (Pixmap): Use new GC.create.
	* java/awt/Container.java (visitChild): Dispose gfx2 when
	finished.

From-SVN: r65827