Simple line layout: Text jumps sometimes on naughty strings page

[zalan]

1. Open this page in Safari https://github.com/minimaxir/big-list-of-naughty-strings/blob/master/blns.txt
2. Scoll to and select lines 153-158
3. Move mouse up and down in between the #'s and the comments.

[zalan]

rdar://problem/22212568

[zalan]

Created attachment 259816 [details]
Patch

[Build Bot]

Comment on attachment 259816 [details]
Patch

Attachment 259816 [details] did not pass mac-ews (mac):
Output: http://webkit-queues.webkit.org/results/102326

New failing tests:
fast/text/simple-lines-range-low-line-height.html
css3/flexbox/csswg/flexbox_rtl-direction.html
fast/text/simple-lines-float-compare.html
fast/regions/selection/selecting-text-through-different-region-flows.html
fast/text/simple-lines-text-transform.html
fast/block/float/clear-negative-margin-top.html
fast/regions/positioning/fixed-in-named-flow-position-changed.html

[Build Bot]

Created attachment 259821 [details]
Archive of layout-test-results from ews100 for mac-mavericks

The attached test failures were seen while running run-webkit-tests on the mac-ews.
Bot: ews100  Port: mac-mavericks  Platform: Mac OS X 10.9.5

[Build Bot]

Comment on attachment 259816 [details]
Patch

Attachment 259816 [details] did not pass mac-wk2-ews (mac-wk2):
Output: http://webkit-queues.webkit.org/results/102337

New failing tests:
fast/text/simple-lines-range-low-line-height.html
css3/flexbox/csswg/flexbox_rtl-direction.html
fast/text/simple-lines-float-compare.html
fast/regions/selection/selecting-text-through-different-region-flows.html
fast/text/simple-lines-text-transform.html
printing/simple-lines-break.html
fast/block/float/clear-negative-margin-top.html
fast/regions/positioning/fixed-in-named-flow-position-changed.html

[Build Bot]

Created attachment 259822 [details]
Archive of layout-test-results from ews105 for mac-mavericks-wk2

The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews.
Bot: ews105  Port: mac-mavericks-wk2  Platform: Mac OS X 10.9.5

[zalan]

Created attachment 259965 [details]
Patch

[WebKit Commit Bot]

Comment on attachment 259965 [details]
Patch

Rejecting attachment 259965 [details] from commit-queue.

Failed to run "['/Volumes/Data/EWS/WebKit/Tools/Scripts/webkit-patch', '--status-host=webkit-queues.webkit.org', '--bot-id=webkit-cq-03', 'land-attachment', '--force-clean', '--non-interactive', '--parent-command=commit-queue', 259965, '--port=mac']" exit_code: 2 cwd: /Volumes/Data/EWS/WebKit

Last 500 characters of output:
fs/remotes/origin/master/.rev_map.268f45cc-cd09-0410-ab3c-d52691b4dbfc ...
Currently at 189027 = ebd496ebfed31b049159f4efaa83bc3758fd42a1
r189028 = a97d758cab395b07252df3ce02d141e7ae39e2bf
r189030 = 2dc557fc177c073a422be2ad2d68109a656082e1
r189031 = 63da1f2d617c972cb0e6a567d21a411bcf3394b9
Done rebuilding .git/svn/refs/remotes/origin/master/.rev_map.268f45cc-cd09-0410-ab3c-d52691b4dbfc
First, rewinding head to replay your work on top of it...
Fast-forwarded master to refs/remotes/origin/master.

Full output: http://webkit-queues.webkit.org/results/113376

[zalan]

Created attachment 260082 [details]
Patch

[WebKit Commit Bot]

Comment on attachment 260082 [details]
Patch

Clearing flags on attachment: 260082

Committed r189058: <http://trac.webkit.org/changeset/189058>

[WebKit Commit Bot]

All reviewed patches have been landed.  Closing bug.