Reland of Implement support for vp9 in ISO-BMFF

Reland of Implement support for vp9 in ISO-BMFF (patchset #1 id:1 of https://codereview.chromium.org/1899423002/ )

Reason for revert:
My suspicion was wrong. The reverted CL was not the culprit.

Original issue's description:
> Revert of Implement support for vp9 in ISO-BMFF (patchset #15 id:280001 of https://codereview.chromium.org/1624703002/ )
>
> Reason for revert:
> Suspect for perf regression: increased the number of static initializers (in stream_parser_factory.cc).
>
> https://build.chromium.org/p/chromium/builders/Mac/builds/14593
> https://build.chromium.org/p/chromium/builders/Linux%20x64/builds/18412
>
> See crbug.com/605017 for more details.
>
> Original issue's description:
> > Implement support for vp9 in ISO-BMFF
> >
> > The feature is implemented under flag ENABLE_MP4_VP9_DEMUXING, off for now.
> >
> > BUG=580623
>
> TBR=ddorwin@chromium.org,sandersd@chromium.org,wolenetz@chromium.org,xhwang@chromium.org,kqyang@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=580623, 605017
TBR=ddorwin@chromium.org,sandersd@chromium.org,wolenetz@chromium.org,xhwang@chromium.org,kqyang@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=580623, 605017
Committed: https://crrev.com/12b50592aaa21512a756cb4d520e56ffa91bb34f
Cr-Commit-Position: refs/heads/master@{#388442}

[msramek, 2016-04-20 08:14:45]

Created Reland of Implement support for vp9 in ISO-BMFF

[commit-bot: I haz the power, 2016-04-20 08:15:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1897363004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1897363004/1

[commit-bot: I haz the power, 2016-04-20 08:15:43]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-22 19:21:27]

Description was changed from

==========
Reland of Implement support for vp9 in ISO-BMFF (patchset #1 id:1 of
https://codereview.chromium.org/1899423002/ )

Reason for revert:
My suspicion was wrong. The reverted CL was not the culprit.

Original issue's description:
> Revert of Implement support for vp9 in ISO-BMFF (patchset #15 id:280001 of
https://codereview.chromium.org/1624703002/ )
> 
> Reason for revert:
> Suspect for perf regression: increased the number of static initializers (in
stream_parser_factory.cc).
> 
> https://build.chromium.org/p/chromium/builders/Mac/builds/14593
> https://build.chromium.org/p/chromium/builders/Linux%20x64/builds/18412
> 
> See crbug.com/605017 for more details.
> 
> Original issue's description:
> > Implement support for vp9 in ISO-BMFF
> > 
> > The feature is implemented under flag ENABLE_MP4_VP9_DEMUXING, off for now.
> > 
> > BUG=580623
> 
>
TBR=ddorwin@chromium.org,sandersd@chromium.org,wolenetz@chromium.org,xhwang@c...
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=580623,605017

TBR=ddorwin@chromium.org,sandersd@chromium.org,wolenetz@chromium.org,xhwang@c...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=580623,605017
==========

to

==========
Reland of Implement support for vp9 in ISO-BMFF (patchset #1 id:1 of
https://codereview.chromium.org/1899423002/ )

Reason for revert:
My suspicion was wrong. The reverted CL was not the culprit.

Original issue's description:
> Revert of Implement support for vp9 in ISO-BMFF (patchset #15 id:280001 of
https://codereview.chromium.org/1624703002/ )
>
> Reason for revert:
> Suspect for perf regression: increased the number of static initializers (in
stream_parser_factory.cc).
>
> https://build.chromium.org/p/chromium/builders/Mac/builds/14593
> https://build.chromium.org/p/chromium/builders/Linux%20x64/builds/18412
>
> See crbug.com/605017 for more details.
>
> Original issue's description:
> > Implement support for vp9 in ISO-BMFF
> >
> > The feature is implemented under flag ENABLE_MP4_VP9_DEMUXING, off for now.
> >
> > BUG=580623
>
>
TBR=ddorwin@chromium.org,sandersd@chromium.org,wolenetz@chromium.org,xhwang@c...
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=580623,605017

TBR=ddorwin@chromium.org,sandersd@chromium.org,wolenetz@chromium.org,xhwang@c...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=580623,605017

Committed: https://crrev.com/12b50592aaa21512a756cb4d520e56ffa91bb34f
Cr-Commit-Position: refs/heads/master@{#388442}
==========

[commit-bot: I haz the power, 2016-04-22 19:21:29]

Patchset 1 (id:??) landed as
https://crrev.com/12b50592aaa21512a756cb4d520e56ffa91bb34f
Cr-Commit-Position: refs/heads/master@{#388442}