Reland 160530 "Need to set preferred logical widths dirty bits w..."

This patch fixes the assertion/ASAN failure caused by
https://codereview.chromium.org/27262002/
The failure was due to accessing detached RenderTableSection through
invalidated section pointers. The pointers should recalc'd when accessed.

BUG=311908
R=jchaffraix@chromium.org

Review URL: https://codereview.chromium.org/48903009

git-svn-id: svn://svn.chromium.org/blink/trunk@160778 bbb929c8-8fbe-4397-9dbb-9b2b20218538