tree af88e11c3391b1cc47f3a3ffa22c6d15a49026dc
parent 0d3f5df8b2607e5ef574cac48670012cb9ea3453
author Colin Cross <ccross@android.com> 1739315548 -0800
committer Nick Reuter <nreuter85@gmail.com> 1739403641 -0600

Use pool for mutatorContext and transition contexts

Allocating mutatorContext, outgoingTransitionContext and
incomingTransitionContext show up at the top of alloc_space
memory profiling.  Add a typesafe sync.Pool in a new
blueprint/pool package and use it to reuse the context objects.

Test: builds
Change-Id: I4084481fa9b48225fc29538990086d7cf30546bd