X87: [regexp] do not assume short external strings have a minimum size.

X87: [regexp] do not assume short external strings have a minimum size.

  port 3518e492c0939759ae1a2623bbd606646ee172f1 (r35660)

  original commit message:
  Short external strings do not cache the resource data, and may be used
  for compressible strings. The assumptions about their lengths is
  invalid and may lead to oob reads.

BUG=

Committed: https://crrev.com/644bade748fafb1f2e8ab25ca33473a4c77c006d
Cr-Commit-Position: refs/heads/master@{#35681}

[zhengxing.li, 2016-04-21 03:40:03]

zhengxing.li@intel.com changed reviewers:
+ chunyang.dai@intel.com, weiliang.lin@intel.com, yangguo@chromium.org

[zhengxing.li, 2016-04-21 03:40:03]

PTAL, thanks!

[Weiliang, 2016-04-21 03:44:47]

lgtm

[zhengxing.li, 2016-04-21 03:45:27]

The CQ bit was checked by zhengxing.li@intel.com

[commit-bot: I haz the power, 2016-04-21 03:45:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1904003003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1904003003/1

[commit-bot: I haz the power, 2016-04-21 05:02:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-22 19:13:55]

Description was changed from

==========
X87: [regexp] do not assume short external strings have a minimum size.

  port 3518e492c0939759ae1a2623bbd606646ee172f1 (r35660)

  original commit message:
  Short external strings do not cache the resource data, and may be used
  for compressible strings. The assumptions about their lengths is
  invalid and may lead to oob reads.

BUG=
==========

to

==========
X87: [regexp] do not assume short external strings have a minimum size.

  port 3518e492c0939759ae1a2623bbd606646ee172f1 (r35660)

  original commit message:
  Short external strings do not cache the resource data, and may be used
  for compressible strings. The assumptions about their lengths is
  invalid and may lead to oob reads.

BUG=

Committed: https://crrev.com/644bade748fafb1f2e8ab25ca33473a4c77c006d
Cr-Commit-Position: refs/heads/master@{#35681}
==========

[commit-bot: I haz the power, 2016-04-22 19:13:58]

Patchset 1 (id:??) landed as
https://crrev.com/644bade748fafb1f2e8ab25ca33473a4c77c006d
Cr-Commit-Position: refs/heads/master@{#35681}