Changes announced December 13, 2024

Changes announced for Protocol Buffers on December 13, 2024.

In v30.x, we are removing the following reflection-related function: MutableRepeatedFieldRef<T>::Reserve().

An upcoming performance improvement in RepeatedPtrField is incompatible with this API. The improvement is projected to accelerate repeated access to the elements of RepeatedPtrField, in particular and especially sequential access.