Apply caller-selected R8/ProGuard mappings to shared Android inspections, preserving raw identities, exact verification, ambiguity and provenance. Add retained summaries and bounded/cached parsing, with measured real R8/Conscrypt workflows and review fixes.
Fixes#6329.
Co-authored-by: 555aaditya <107977627+555aaditya@users.noreply.github.com>