* commit '472702687d174c126752259485b83c39f3eb2801': Revert "This restores JB MR0 behavior where the framework throws an exception for improper layouts that are missing layout_width and/or layout_height."
* commit '472702687d174c126752259485b83c39f3eb2801': Revert "This restores JB MR0 behavior where the framework throws an exception for improper layouts that are missing layout_width and/or layout_height."