Introduce layout test rendering a ligature composed of a space glyph

Introduce layout test rendering a ligature composed of a space glyph

Preparatory test to ensure that introducing word based caching
in complex text does not break space ligatures and is disabled
in this case.

BUG=506517
R=eae,behdad

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=198307

[drott, 2015-07-02 10:30:39]

PTAL

[behdad_google, 2015-07-02 21:02:59]

behdad@google.com changed reviewers:
+ behdad@google.com

[behdad_google, 2015-07-02 21:02:59]

lgtm

[drott, 2015-07-03 13:52:26]

The CQ bit was checked by drott@chromium.org

[commit-bot: I haz the power, 2015-07-03 13:52:41]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1218523003/1

[commit-bot: I haz the power, 2015-07-03 13:52:42]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-07-03 13:52:43]

No L-G-T-M from a valid reviewer yet. Only full committers are accepted.
Even if an L-G-T-M may have been provided, it was from a non-committer,
_not_ a full super star committer.
See http://www.chromium.org/getting-involved/become-a-committer
Note that this has nothing to do with OWNERS files.

[kochi, 2015-07-06 07:33:42]

kochi@chromium.org changed reviewers:
+ kochi@chromium.org

[kochi, 2015-07-06 07:33:42]

lgtm

[drott, 2015-07-06 07:34:41]

The CQ bit was checked by drott@chromium.org

[commit-bot: I haz the power, 2015-07-06 07:34:51]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1218523003/1

[commit-bot: I haz the power, 2015-07-06 08:24:20]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=198307