Video capture: Remove unused declarations from VideoCaptureDevice

Video capture: Remove unused declarations from VideoCaptureDevice

These functions are actually in VideoCaptureDeviceFactory.

TBR=perkj@chromium.org
BUG=323913
Committed: https://crrev.com/e5f9aa3cf9ab01a69431f673322e3878971e5940
Cr-Commit-Position: refs/heads/master@{#294576}

[magjed_chromium, 2014-09-11 16:12:33]

magjed@chromium.org changed reviewers:
+ mcasas@chromium.org

[magjed_chromium, 2014-09-11 16:13:51]

What's up with these unused declarations? Simple error, or something I don't
understand?

[mcasas, 2014-09-12 09:36:55]

LGTM. 

This was possibly forgotten. Can you please add
crbug.com/323913 ?

[magjed_chromium, 2014-09-12 09:49:32]

The CQ bit was checked by magjed@chromium.org

[commit-bot: I haz the power, 2014-09-12 09:54:34]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patchset/556573004/1

[commit-bot: I haz the power, 2014-09-12 10:02:16]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-09-12 10:02:16]

Try jobs failed on following builders:
  chromium_presubmit on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/chromium_presub...)

[magjed_chromium, 2014-09-12 11:10:20]

magjed@chromium.org changed reviewers:
+ perkj@chromium.org

[magjed_chromium, 2014-09-12 11:11:23]

perkj tbr

[magjed_chromium, 2014-09-12 11:11:36]

The CQ bit was checked by magjed@chromium.org

[commit-bot: I haz the power, 2014-09-12 11:16:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patchset/556573004/1

[commit-bot: I haz the power, 2014-09-12 11:38:09]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-09-12 11:38:11]

Try jobs failed on following builders:
  linux_chromium_gn_rel on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[magjed_chromium, 2014-09-12 12:19:40]

The CQ bit was checked by magjed@chromium.org

[commit-bot: I haz the power, 2014-09-12 12:20:41]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patchset/556573004/1

[commit-bot: I haz the power, 2014-09-12 12:30:24]

Committed patchset #1 (id:1) as 2cfa88bd8f606382e9f063cf197548ff03ec62e8

[commit-bot: I haz the power, 2014-09-12 12:32:32]

Patchset 1 (id:??) landed as
https://crrev.com/e5f9aa3cf9ab01a69431f673322e3878971e5940
Cr-Commit-Position: refs/heads/master@{#294576}