Remove SurfaceHolder.Callback from SurfaceView's holder

Remove SufraceHolder.Callback from SurfaceView's holder while live
preview fragment is destroyed - the opposite when creating live preview
fragment.

Bug: 167467123
Test: Manual; $ tapas WallpaperPickerGoogleRoboTests; m -j40
Change-Id: If7aa4bad3b70d35ebbc24d26a4227bb83f9ab3e4
1 file changed