Revert "Chromium changes to statically link ffmpeg."

Revert "Chromium changes to statically link ffmpeg."

Reverting because of component test failures around isolate expectations.
This change may not actually be directly responsible, but I'm out of time
to investigate for the day. Will re-land it soon.

BUG=496975
TBR=enne@chromium.org, gunsch@chromium.org, jochen@chromium.org, isherman@chromium.org, thomasvl@chromium.org, phajdan@chromium.org, grt@chromium.org, mmoss@chromium.org, sergeyu@chromium.org, sky@chromium.org, dalecurtis@chromium.org
This reverts commit bfef6d6ba82b172ac0e48c80d9ccf1a1ca0ea5c5.
NOPRESUBMIT=true
NOTRY=true

Committed: https://crrev.com/a31b9ad7e78a1e6174fd218a78b0909079e0afd5
Cr-Commit-Position: refs/heads/master@{#332994}

[chcunningham, 2015-06-05 02:05:20]

chcunningham@chromium.org changed reviewers:
+ maruel@chromium.org

[M-A Ruel, 2015-06-05 02:16:35]

lgtm

[M-A Ruel, 2015-06-05 02:18:57]

The CQ bit was checked by maruel@chromium.org

[commit-bot: I haz the power, 2015-06-05 02:20:25]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1161183003/1

[M-A Ruel, 2015-06-05 02:22:26]

The CQ bit was unchecked by maruel@chromium.org

[M-A Ruel, 2015-06-05 02:24:20]

The CQ bit was checked by maruel@chromium.org

[commit-bot: I haz the power, 2015-06-05 02:24:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1161183003/1

[commit-bot: I haz the power, 2015-06-05 02:26:45]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-06-05 02:27:46]

Patchset 1 (id:??) landed as
https://crrev.com/a31b9ad7e78a1e6174fd218a78b0909079e0afd5
Cr-Commit-Position: refs/heads/master@{#332994}