Roll libvpx 77656a:654e66

Roll libvpx 77656a:654e66

Pull from upstream:
https://codereview.chromium.org/1162573005

Cherry pick file rename:
https://codereview.chromium.org/1154153005

R=tomfinegan@chromium.org

Committed: https://crrev.com/536540ebf28fa551437a13f2c112e4fb9ae5e0c7
Cr-Commit-Position: refs/heads/master@{#332495}

[Tom Finegan, 2015-06-02 21:22:38]

lgtm assuming those scary red bots aren't libvpx

[Johann, 2015-06-02 21:29:00]

On 2015/06/02 21:22:38, Tom Finegan wrote:
> lgtm assuming those scary red bots aren't libvpx

They are but I just uploaded what is probably a fix

[Johann, 2015-06-02 22:01:17]

The CQ bit was checked by johannkoenig@google.com

[Johann, 2015-06-02 22:01:18]

The patchset sent to the CQ was uploaded after l-g-t-m from
tomfinegan@chromium.org
Link to the patchset: https://codereview.chromium.org/1159113005/#ps20001
(title: "with variance cherrypick")

[commit-bot: I haz the power, 2015-06-02 22:02:03]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1159113005/20001

[commit-bot: I haz the power, 2015-06-02 23:59:12]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-06-03 00:00:31]

Patchset 2 (id:??) landed as
https://crrev.com/536540ebf28fa551437a13f2c112e4fb9ae5e0c7
Cr-Commit-Position: refs/heads/master@{#332495}