vp8 encoder crash when using threads with activemap

[GoogleCodeExporter]

What is the expected behavior?
no crash
What do you see instead?
crash

What version are you using?
v0.9.5-21-g77e6b45

On what operating system?
win7

Can you reproduce using the ivfdec or ivfenc tools?
no
What command line are you using?
n/a  tested within chrome.

Please provide any additional information below.
Passing along this bug for another developer, so I dont have a repro.  It 
should be easy to add activemap to vpxenc as a test.

Original issue reported on code.google.com by fbarch...@chromium.org on 10 Dec 2010 at 1:01

[GoogleCodeExporter]

the active map pointer is not initialized in mbrow encoding thread. I am 
proposing a fix: http://review.webmproject.org/#change,1307

Original comment by ya...@google.com on 10 Dec 2010 at 7:02

[GoogleCodeExporter]

A fix as in http://review.webmproject.org/#change,1307 has been merged to 
master. 

Original comment by ya...@google.com on 13 Dec 2010 at 4:30

• Changed state: Fixed

[GoogleCodeExporter]

Thanks for the quick fix!

Original comment by fbarch...@chromium.org on 13 Dec 2010 at 6:38