Refer to the proper Infra terms for removing items from lists and
iterating over maps.
Expand some if-then statements into if + list of steps to prepare for
upcoming changes that will add more steps to both methods.
In unobserve(), refer to [=observer=] rather than [=registered observer=] when comparing with a PressureObserver (a registered observer
has an observer, which is a PressureObserver).
In disconnect(), properly define |source| before using it.
unobserve(), refer to[=observer=]rather than[=registered observer=]when comparing with a PressureObserver (a registered observer has an observer, which is a PressureObserver).disconnect(), properly define|source|before using it.Preview | Diff