Switch WebContentsUserData to be a friended base.

Switch WebContentsUserData to be a friended base.

BUG=107201
TEST=no visible change


Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=156988

[Avi (use Gerrit), 2012-09-14 21:11:09]

Scott, you were right and I was wrong.

Please take a look.

[sky, 2012-09-14 23:05:41]

LGTM

[commit-bot: I haz the power, 2012-09-14 23:13:54]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/[email protected]/10933105/1

[commit-bot: I haz the power, 2012-09-15 01:04:27]

Sorry for I got bad news for ya.
Compile failed with a clobber build.
Your code is likely broken or HEAD is junk. Please ensure your
code is not broken then alert the build sheriffs.
Look at the try server FAQ for more details.

[commit-bot: I haz the power, 2012-09-15 01:06:20]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/[email protected]/10933105/1

[commit-bot: I haz the power, 2012-09-15 05:08:20]

Change committed as 156988