Mouse scroll wheel events not recognised in FF fullscreen.

Testing 3.5.6 and manual runtime input testing project.

Repro Steps:

1. Launch Unity 3.5.6 latest build with manual runtime tests project
2. Install 3.5.6 webplayer
3. Build WebPlayer
4. Launch in FF latest and progress to mouse scroll wheel test in FS
5. Observe input not recognised in FS

Desired outcome: Input to be recognised in FS.

Note: Input was recognised in windowed mode.

Output log file attached.

10.7 OS X.

Repeated steps with 3.5.5 released build and the issue is still present.