Fix prototype for WebFrameClient::createChildFrame() in android_webview.

Fix prototype for WebFrameClient::createChildFrame() in android_webview.

WebFrameClient::createChildFrame() is being updated to take SandboxFlags.  See https://codereview.chromium.org/837283003/ for more details.

BUG=426512
TBR=mkosiba

Committed: https://crrev.com/e3a5f152ba4c6daac579b5f801a723415eb24241
Cr-Commit-Position: refs/heads/master@{#312758}

[alexmos, 2015-01-23 00:36:56]

alexmos@chromium.org changed reviewers:
+ mkosiba@chromium.org, pkasting@google.com

[Peter Kasting, 2015-01-23 00:41:32]

pkasting@chromium.org changed reviewers:
+ pkasting@chromium.org

[Peter Kasting, 2015-01-23 00:41:32]

LGTM

[Peter Kasting, 2015-01-23 00:42:51]

The CQ bit was checked by pkasting@chromium.org

[alexmos, 2015-01-23 00:43:28]

alexmos@chromium.org changed reviewers:
- pkasting@google.com

[alexmos, 2015-01-23 00:44:24]

TBRing mkosiba@ for OWNERs approval, as this is hopefully a trivial change
that's currently blocking Blink rolls.

[commit-bot: I haz the power, 2015-01-23 00:44:42]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/867853002/1

[commit-bot: I haz the power, 2015-01-23 03:20:24]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-23 03:21:18]

Patchset 1 (id:??) landed as
https://crrev.com/e3a5f152ba4c6daac579b5f801a723415eb24241
Cr-Commit-Position: refs/heads/master@{#312758}