[Tizen] Apply the standalone patch based on the former commit in

crosswalk.spec [commit-id: 34ae72829837a329e3e8c9124f9a6b9f0792833e].

To complete the "Enabling Hardware Acceleration with Libva and
EGL in VDA for Tizen Mobile within chromium ".

Since the PR#892 had been merged, this pull request will apply that and make Tizen VAVDA solution available. 
Refer to: https://github.com/crosswalk-project/crosswalk/pull/892