Merge changes I14e03939,I9aafe6f2

* changes:
  Fix an issue where Surface::lock() would never update the output region
  Add a debug option to turn the "transformation hint" off
tree: 6268edd9f3bd2f00f2a6625f628f2848e90a04f8
  1. cmds/
  2. include/
  3. libs/
  4. opengl/
  5. services/
  6. MODULE_LICENSE_APACHE2
  7. NOTICE