Switching to embedded test server on audio test.

https://codereview.chromium.org/21497003/ proved that the embedded test
server choked on files larger than ~400K. It seems phajdan.jr@ has
fixed the bug what was causing this, so we can move over to the
embedded server now.

R=xians@chromium.org

Review URL: https://codereview.chromium.org/59923002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@234557 0039d316-1c4b-4281-b951-d872f2087c98
Use Ozone VSyncProvider in SoftwareOutputDeviceOzone

Depends on https://codereview.chromium.org/57883007

BUG=

Review URL: https://codereview.chromium.org/65543003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@234558 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 234558