Initialize values before calling ALSA APIs
Initialize values before calling ALSA APIs

There should no longer be uninitialized values reported when running CrOs build of Chrome on Linux with cross_fuzz under valgrind.

I believe the ALSA APIs should have been initializing all these values, but to be sure they are now initialized before making the calls.

BUG=chromium-os:11252
TEST=none

Review URL: http://codereview.chromium.org/6287012

git-svn-id: http://src.chromium.org/svn/trunk/src@72670 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 1e3bac126199f5108d273c9d0482cd267ea9b944
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser