Web test text dump rebaseline using Element.innerText part 11

This patch changes all remaining web tests to use Element.innerText
for text dump. Most of the patch is mechanical rebaseline, except that
some LayoutNG-specific baselines become obsolete and are removed.

Bug: 887148
Change-Id: I74522b3ba68cd4341e270f4c2f60af3d7f361511
Cq-Include-Trybots: luci.chromium.try:linux_layout_tests_layout_ng
Reviewed-on: https://chromium-review.googlesource.com/c/1351252
Commit-Queue: Xiaocheng Hu <xiaochengh@chromium.org>
Reviewed-by: Kent Tamura <tkent@chromium.org>
Cr-Commit-Position: refs/heads/master@{#614478}
941 files changed