Convert to new WebIDBTypes enums and accessors

Convert to new WebIDBTypes enums and accessors

This way we can verify with DEPS that the content/(common|browser)/ code
is only depending on enums and not linking against Blink symbols.

Some of the code in content/common/ that reaches into WebIDBKey(Path)
still needs to be pulled out into content/child/

BUG=237267
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=212237

[jamesr, 2013-07-16 23:19:13]

Depends on https://codereview.chromium.org/19316002/

[jamesr, 2013-07-17 17:37:34]

On 2013/07/16 23:19:13, jamesr wrote:
> Depends on https://codereview.chromium.org/19316002/

https://codereview.chromium.org/19316002/ landed as blink r154358 and has rolled
in.

[alecflett, 2013-07-17 18:12:57]

lgtm

[jamesr, 2013-07-17 18:14:14]

Thanks!

jam - could you approve the content/*/DEPS changes?

[jam, 2013-07-17 19:55:10]

lgtm

[commit-bot: I haz the power, 2013-07-17 20:25:52]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/jamesr@chromium.org/19442002/4001

[commit-bot: I haz the power, 2013-07-18 01:59:56]

Retried try job too often on linux_chromeos for step(s) browser_tests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=linux_chro...

[commit-bot: I haz the power, 2013-07-18 02:07:34]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/jamesr@chromium.org/19442002/4001

[commit-bot: I haz the power, 2013-07-18 04:02:30]

Change committed as 212237