Don't add floats on clean lines to new lineboxes

Don't add floats on clean lines to new lineboxes

When tying floats in a block-flow to the last linebox stop when we hit a float that sits
in clean lines in the block-flow.

BUG=492918
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=201680

[rhogan, 2015-09-02 19:44:45]

robhogan@gmail.com changed reviewers:
+ eae@chromium.org

[eae, 2015-09-02 20:33:33]

Nice fix, thank you!

[eae, 2015-09-02 20:36:07]

LGTM

[rhogan, 2015-09-02 22:10:20]

The CQ bit was checked by robhogan@gmail.com

[commit-bot: I haz the power, 2015-09-02 22:10:39]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1306733003/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1306733003/20001

[commit-bot: I haz the power, 2015-09-02 23:15:16]

Committed patchset #2 (id:20001) as
https://src.chromium.org/viewvc/blink?view=rev&revision=201680