To M56: Fix mimetype mappings for FLAC support.

To M56: Fix mimetype mappings for FLAC support.

FLAC support landed with the ffmpeg update in M56, we should
ensure our mimetypes are correct in this case.

Patch from servolk@ https://codereview.chromium.org/2362193003

BUG=93887
Review-Url: https://codereview.chromium.org/2515553002
Cr-Commit-Position: refs/heads/master@{#433125}
(cherry picked from commit 97bfa47d1fc314ca4ce969d941d142749880268f)

TBR=dalecurtis@chromium.org,servolk@chromium.org,ddorwin@chromium.org

Committed: https://chromium.googlesource.com/chromium/src/+/8a4fb783e988dabe69eb4d3260eb7f44500dee02

[wolenetz, 2016-12-01 20:44:17]

Description was changed from

==========
To M56: Fix mimetype mappings for FLAC support.

FLAC support landed with the ffmpeg update in M56, we should
ensure our mimetypes are correct in this case.

Patch from servolk@ https://codereview.chromium.org/2362193003

BUG=93887

Review-Url: https://codereview.chromium.org/2515553002
Cr-Commit-Position: refs/heads/master@{#433125}
(cherry picked from commit 97bfa47d1fc314ca4ce969d941d142749880268f)

TBR=dalecurtis@chromium.org,servolk@chromium.org,ddorwin@chromium.org
==========

to

==========
To M56: Fix mimetype mappings for FLAC support.

FLAC support landed with the ffmpeg update in M56, we should
ensure our mimetypes are correct in this case.

Patch from servolk@ https://codereview.chromium.org/2362193003

BUG=93887

Review-Url: https://codereview.chromium.org/2515553002
Cr-Commit-Position: refs/heads/master@{#433125}
(cherry picked from commit 97bfa47d1fc314ca4ce969d941d142749880268f)

TBR=dalecurtis@chromium.org,servolk@chromium.org,ddorwin@chromium.org

Committed:
https://chromium.googlesource.com/chromium/src/+/8a4fb783e988dabe69eb4d3260eb...
==========

[wolenetz, 2016-12-01 20:44:18]

Committed patchset #1 (id:1) manually as
8a4fb783e988dabe69eb4d3260eb7f44500dee02.