Add YCWebCameraSource.ax to Chrome blacklist

Add YCWebCameraSource.ax to Chrome blacklist

One of the top crashes for Chrome 38 and 39 is a crash due
to some issue in YCWebCameraSource.ax, which is a component
of CyberLink Youcam software. Let's blacklist it for now,
to stop Chrome from crashing repeatedly.

BUG=424159
Committed: https://crrev.com/c6c9e4c2bdf9938e5b4adf191db1eeb338314036
Cr-Commit-Position: refs/heads/master@{#310284}

[servolk, 2015-01-05 21:15:41]

servolk@chromium.org changed reviewers:
+ caitkp@chromium.org, csharp@chromium.org

[servolk, 2015-01-05 21:19:22]

servolk@chromium.org changed reviewers:
+ robertshield@chromium.org

[robertshield, 2015-01-07 14:43:32]

The CQ bit was checked by robertshield@chromium.org

[robertshield, 2015-01-07 14:43:32]

lgtm

[commit-bot: I haz the power, 2015-01-07 14:44:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/831223003/1

[commit-bot: I haz the power, 2015-01-07 15:29:44]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-07 15:30:37]

Patchset 1 (id:??) landed as
https://crrev.com/c6c9e4c2bdf9938e5b4adf191db1eeb338314036
Cr-Commit-Position: refs/heads/master@{#310284}