Fix a compiler warning about unknown symbol

Change-Id: Ic4457fbe0feea915ffdc43a4ef0e74a68d225ea5
Small refactorings.

Change-Id: Ic462aafc833d334d11146dfc6881a2be3415f46b
File page cleanup hacks

* hide edit section pencils that don't work
* disable tapping on the actual image's link
* make other links on the file page work, opening Safari

Change-Id: I6f04c2e1295e3e61bc1aaf1864ac115ad584124f
Merge "File page cleanup hacks"
Merge "Fix a compiler warning about unknown symbol"