Don't repeat header groups when one row of content doesn't fit on the first page

Don't repeat header groups when one row of content doesn't fit on the first page

https://drafts.csswg.org/css-tables-3/#repeated-headers tells us that where
there isn't 'enough space to insert at least one content row, users agents
must drop the repeated header.'

BUG=621258
Review-Url: https://codereview.chromium.org/2199553002
Cr-Commit-Position: refs/heads/master@{#409413}
(cherry picked from commit b69173bcab740a91977294f1dc2f024b398cebf5)

Committed: https://chromium.googlesource.com/chromium/src/+/63aa3546435d26b42b41000320cd8706a9f3e511

[rhogan, 2016-09-25 17:52:51]

Description was changed from

==========
Don't repeat header groups when one row of content doesn't fit on the first page

https://drafts.csswg.org/css-tables-3/#repeated-headers tells us that where
there isn't 'enough space to insert at least one content row, users agents
must drop the repeated header.'

BUG=621258

Review-Url: https://codereview.chromium.org/2199553002
Cr-Commit-Position: refs/heads/master@{#409413}
(cherry picked from commit b69173bcab740a91977294f1dc2f024b398cebf5)
==========

to

==========
Don't repeat header groups when one row of content doesn't fit on the first page

https://drafts.csswg.org/css-tables-3/#repeated-headers tells us that where
there isn't 'enough space to insert at least one content row, users agents
must drop the repeated header.'

BUG=621258

Review-Url: https://codereview.chromium.org/2199553002
Cr-Commit-Position: refs/heads/master@{#409413}
(cherry picked from commit b69173bcab740a91977294f1dc2f024b398cebf5)

Committed:
https://chromium.googlesource.com/chromium/src/+/63aa3546435d26b42b41000320cd...
==========

[rhogan, 2016-09-25 17:52:53]

Committed patchset #1 (id:1) manually as
63aa3546435d26b42b41000320cd8706a9f3e511.