shell: Switch middle and right mouse bindings

Currently rotate is on the right mouse button and resize is on the middle.

As fantastic as rotating windows is, it's probably nicer to have resize on
the right button, especially for anyone with only 2 buttons.

Signed-off-by: Derek Foreman <derekf@osg.samsung.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>

desktop-shell/shell.c

@@ -6444,14 +6444,14 @@ shell_add_bindings(struct weston_compositor *ec, struct desktop_shell *shell)
 	weston_compositor_add_button_binding(ec, BTN_LEFT, mod, move_binding,
 					     shell);
 	weston_compositor_add_touch_binding(ec, mod, touch_move_binding, shell);
-	weston_compositor_add_button_binding(ec, BTN_MIDDLE, mod,
+	weston_compositor_add_button_binding(ec, BTN_RIGHT, mod,
 					     resize_binding, shell);
 	weston_compositor_add_button_binding(ec, BTN_LEFT,
 					     mod | MODIFIER_SHIFT,
 					     resize_binding, shell);
 
 	if (ec->capabilities & WESTON_CAP_ROTATION_ANY)
-		weston_compositor_add_button_binding(ec, BTN_RIGHT, mod,
+		weston_compositor_add_button_binding(ec, BTN_MIDDLE, mod,
 						     rotate_binding, NULL);
 
 	weston_compositor_add_key_binding(ec, KEY_TAB, mod, switcher_binding,