Call ih264d_deblock_display only for valid process calls ih264d_deblock_display() should be called only if current decoder call has got a picture buffer during start of pic Bug: 33751193 Change-Id: I3bf2fdbb910bf7240484dae48b85d72833830d56 (cherry picked from commit 318368435f38629288dc500081a018dc698ca1f1)