Revert "Map in Rust support"

This reverts commit 2d5e22bee78154037ef1d82b3eb1b7d8c6a4b510.

Reason for revert: This landed in 6.6 branch instead.

Change-Id: I1b2e3e35279738e99df9e0c883a57d389ea92172
(cherry picked from commit 54fecda56e6a505b77bb989152fafd2ddaba63d8)
1 file changed
tree: 557549fb67dfc8251947907ce5ec8eb8dd21a462
  1. default.xml