[DoNotCheckSecurity=Getter] => [DoNotCheckSecurity] for readonly attribute

[DoNotCheckSecurity=Getter] => [DoNotCheckSecurity] for readonly attribute

IDL cleanup.

Docs updated:
https://sites.google.com/a/chromium.org/dev/blink/webidl/blink-idl-extended-attributes#TOC-DoNotCheckSecurity-m-a-

TBR=haraken

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=162343

[commit-bot: I haz the power, 2013-11-20 06:42:46]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/nbarth@chromium.org/77693002/1

[haraken, 2013-11-20 06:43:21]

LGTM

Looks like it's better to clean-up the code for security checks before landing
the main CL. Thanks.

[commit-bot: I haz the power, 2013-11-20 07:46:16]

Commit queue rejected this change because the description was changed
between the time the change entered the commit queue and the time it
was ready to commit. You can safely check the commit box again.

[commit-bot: I haz the power, 2013-11-20 08:14:25]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/nbarth@chromium.org/77693002/1

[commit-bot: I haz the power, 2013-11-20 08:14:39]

Change committed as 162343