[Android] Use the Activity context for content selection handles

[Android] Use the Activity context for content selection handles

Using the Activity context ensures the content-targetted selection
handles use a theme consistent with the rest of Chrome's UI.

Committed: https://crrev.com/7119263a2f94aaf3af6351f4fd5135a6c75947d9
Cr-Commit-Position: refs/heads/master@{#302181}

[jdduke (slow), 2014-10-30 20:36:12]

jdduke@chromium.org changed reviewers:
+ tedchoc@chromium.org

[jdduke (slow), 2014-10-30 20:36:13]

tedchoc@: PTAL, thanks.

[Ted C, 2014-10-30 21:25:02]

lgtm

[jdduke (slow), 2014-10-30 21:36:01]

The CQ bit was checked by jdduke@chromium.org

[jdduke (slow), 2014-10-30 21:36:05]

The CQ bit was unchecked by jdduke@chromium.org

[jdduke (slow), 2014-10-30 21:36:32]

jdduke@chromium.org changed reviewers:
+ aelias@chromium.org

[jdduke (slow), 2014-10-30 21:36:33]

+aelias@ as render_widget_host_view_android.cc owner.

[aelias_OOO_until_Jul13, 2014-10-30 21:49:02]

lgtm

[jdduke (slow), 2014-10-30 22:03:26]

The CQ bit was checked by jdduke@chromium.org

[commit-bot: I haz the power, 2014-10-30 22:05:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/696503002/1

[commit-bot: I haz the power, 2014-10-30 22:54:31]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2014-10-30 22:55:05]

Patchset 1 (id:??) landed as
https://crrev.com/7119263a2f94aaf3af6351f4fd5135a6c75947d9
Cr-Commit-Position: refs/heads/master@{#302181}