PopupWindow: Don't ignore top decorations in getMaxAvailableHeight.

     */

    public int getMaxAvailableHeight(

            @NonNull View anchor, int yOffset, boolean ignoreBottomDecorations) {

        final Rect displayFrame = new Rect();

        Rect displayFrame = null;

        final Rect visibleDisplayFrame = new Rect();

        anchor.getWindowVisibleDisplayFrame(visibleDisplayFrame);

        if (ignoreBottomDecorations) {

            // In the ignore bottom decorations case we want to

            // still respect all other decorations so we use the inset visible

            // frame on the top right and left and take the bottom

            // value from the full frame.

            displayFrame = new Rect();

            anchor.getWindowDisplayFrame(displayFrame);

            displayFrame.top = visibleDisplayFrame.top;

            displayFrame.right = visibleDisplayFrame.right;

            displayFrame.left = visibleDisplayFrame.left;

        } else {

            anchor.getWindowVisibleDisplayFrame(displayFrame);

            displayFrame = visibleDisplayFrame;

        }

        final int[] anchorPos = mTmpDrawingLocation;