permissions: fix small mistakes in error messages

permissions: fix small mistakes in error messages

BUG=(none)

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=200833

[Lalit Maganti, 2015-08-19 14:28:10]

lalitm@google.com changed reviewers:
+ mlamouri@chromium.org

[Lalit Maganti, 2015-08-19 14:28:10]

Mounir: Just a quick rubberstamp required.

[mlamouri (slow - plz ping), 2015-08-19 14:43:47]

The CQ bit was checked by mlamouri@chromium.org

[mlamouri (slow - plz ping), 2015-08-19 14:43:47]

lgtm

[commit-bot: I haz the power, 2015-08-19 14:44:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1300143002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1300143002/1

[commit-bot: I haz the power, 2015-08-19 16:00:00]

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

[commit-bot: I haz the power, 2015-08-19 16:00:00]

Try jobs failed on following builders:
  linux_chromium_asan_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[Lalit Maganti, 2015-08-19 16:03:55]

The CQ bit was checked by lalitm@google.com

[commit-bot: I haz the power, 2015-08-19 16:04:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1300143002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1300143002/1

[commit-bot: I haz the power, 2015-08-19 16:50:09]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=200833