Add the network service as a data dependency of html_viewer for Android.

Add the network service as a data dependency of html_viewer for Android.

The corresponding desktop CL: https://codereview.chromium.org/1090753002

BUG=NONE
TEST=Building html_viewer from scratch also builds the network service.
R=sky@chromium.org

Committed: https://crrev.com/96626920573e30a2cd02040b7ccec2c56f38b4db
Cr-Commit-Position: refs/heads/master@{#325501}

[msw, 2015-04-16 18:29:10]

Hey Scott, please take a look; thanks!
(sorry for splitting desktop and android CLs)

[sky, 2015-04-16 19:08:36]

LGTM

[msw, 2015-04-16 19:09:50]

The CQ bit was checked by msw@chromium.org

[commit-bot: I haz the power, 2015-04-16 19:11:57]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1097503002/1

[commit-bot: I haz the power, 2015-04-16 19:35:30]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-04-16 19:37:36]

Patchset 1 (id:??) landed as
https://crrev.com/96626920573e30a2cd02040b7ccec2c56f38b4db
Cr-Commit-Position: refs/heads/master@{#325501}