Remove the index of in-band tracks on the Chromium side

Remove the index of in-band tracks on the Chromium side

Note: https://codereview.chromium.org/754963009 removes the usage of
textTrackIndex() and has to be applied first.

BUG=440777
R=philipj@opera.com

Committed: https://crrev.com/9cce5fa8aecab7b9ece31a6f920a6746508e1f9e
Cr-Commit-Position: refs/heads/master@{#308063}

[philipj_slow, 2014-12-10 14:55:20]

philipj@opera.com changed reviewers:
+ scherkus@chromium.org

[philipj_slow, 2014-12-10 14:55:20]

LGTM, but I have no power :)

Andrew, can you rubberstamp this? The bug explains why this makes no sense.

[scherkus (not reviewing), 2014-12-10 17:22:33]

lgtm

thanks for the patch and informative bug report!

[Henrik Steen, 2014-12-12 06:38:02]

The CQ bit was checked by henriks@opera.com

[commit-bot: I haz the power, 2014-12-12 06:38:59]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/787343003/1

[commit-bot: I haz the power, 2014-12-12 06:42:07]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-12-12 06:42:07]

Try jobs failed on following builders:
  linux_chromium_gn_dbg on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_rel_ng on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[Henrik Steen, 2014-12-12 07:42:04]

The CQ bit was checked by henriks@opera.com

[commit-bot: I haz the power, 2014-12-12 07:42:26]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/787343003/1

[commit-bot: I haz the power, 2014-12-12 07:49:12]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-12-12 07:49:13]

Try jobs failed on following builders:
  linux_chromium_rel_ng on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  win8_chromium_rel on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win8_chromium_rel...)

[Henrik Steen, 2014-12-12 08:51:16]

The CQ bit was checked by henriks@opera.com

[commit-bot: I haz the power, 2014-12-12 08:52:11]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/787343003/1

[commit-bot: I haz the power, 2014-12-12 09:35:37]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2014-12-12 09:36:25]

Patchset 1 (id:??) landed as
https://crrev.com/9cce5fa8aecab7b9ece31a6f920a6746508e1f9e
Cr-Commit-Position: refs/heads/master@{#308063}