OsuHitObject
Most of them are about to become obsolete once consideration for `TimePreempt` is re-added.
EditorBeatmap
This removes the corrupt file check from CheckTooShortAudioFiles and makes the audio formats checks deal with it instead to avoid redundant messages.
DistancedHitObjectComposer
SliderVelocity
SliderVelocityMultiplier
Velocity
CheckDelayedHitsounds
I really just borrowed the implementation from MapsetVerifier
Four of six helper methods defined in the test were used exactly once; the remaining two were used two times. Splitting helpers there is just too much.
IWorkingBeatmap.Background
GetBackground()