Remove Web Bluetooth from Experimental in M50.

Remove Web Bluetooth from Experimental in M50.

Shipping the experiment has blockers as defined in
https://crbug.com/565736 that are not satisfied in M50.

This essentially reverts https://crrev.com/1662183002.
When re-enabling copy the TEST instructions from there.

BUG=591820
Review URL: https://codereview.chromium.org/1763923002

Cr-Commit-Position: refs/heads/master@{#379864}
(cherry picked from commit 0c113ac03cbf3d44926c6584d1755a82834dd0b4)

Committed: https://chromium.googlesource.com/chromium/src/+/524ae8b6372dec986a4d3e61a3bbc4f38e1ec010

[scheib, 2016-03-14 20:57:29]

Description was changed from

==========
Remove Web Bluetooth from Experimental in M50.

Shipping the experiment has blockers as defined in
https://crbug.com/565736 that are not satisfied in M50.

This essentially reverts https://crrev.com/1662183002.
When re-enabling copy the TEST instructions from there.

BUG=591820

Review URL: https://codereview.chromium.org/1763923002

Cr-Commit-Position: refs/heads/master@{#379864}
(cherry picked from commit 0c113ac03cbf3d44926c6584d1755a82834dd0b4)
==========

to

==========
Remove Web Bluetooth from Experimental in M50.

Shipping the experiment has blockers as defined in
https://crbug.com/565736 that are not satisfied in M50.

This essentially reverts https://crrev.com/1662183002.
When re-enabling copy the TEST instructions from there.

BUG=591820

Review URL: https://codereview.chromium.org/1763923002

Cr-Commit-Position: refs/heads/master@{#379864}
(cherry picked from commit 0c113ac03cbf3d44926c6584d1755a82834dd0b4)

Committed:
https://chromium.googlesource.com/chromium/src/+/524ae8b6372dec986a4d3e61a3bb...
==========

[scheib, 2016-03-14 20:57:32]

Committed patchset #1 (id:1) manually as
524ae8b6372dec986a4d3e61a3bbc4f38e1ec010.