[recipes] Provide tokenized extra_config and use it most places.

Change-Id: I7baae5f90b2e510b66443cda449071c7c6ec9ec7
Reviewed-on: https://skia-review.googlesource.com/83520
Commit-Queue: Ben Wagner <benjaminwagner@google.com>
Reviewed-by: Eric Boren <borenet@google.com>
11 files changed