Re-enable Webrtc(AecDump)BrowserTest.CallWithAecDump on Windows.

The failure should be fixed with WebRTC/libjingle roll in revision 246955.

NOTRY=true

BUG=331035

Review URL: https://codereview.chromium.org/147993004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@247230 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 247230