Optimize get/set reflection performance

Speedups mostly from reducing how often access checks are needed,
and adding more inlining, and adding templates.

Field_getInt from ~850ns -> 350ns.
Field_setInt from ~900ns -> 370ns.

Bug: 14063288

(cherry picked from commit ffc788cb7b5b9f53734d7bb8af2d5e45d885546b)

Change-Id: I2441581ff3478c6ae43b6aa49939ff3f07555ec8
13 files changed