* java/awt/GridLayout.java (layoutContainer): Use number of rows

	to compute height of each cell, and number of columns to compute
	width of each cell.
	* java/awt/Window.java (getOwnedWindows): Don't return null.
	* java/awt/FlowLayout.java (layoutContainer): Set width and height
	of component.  Increment x using horizontal gap, not vertical
	gap.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@49320 138bc75d-0d04-0410-961f-82ee72b054a4