Stop generating protobuf descriptors

These protobuf descriptors are now generated on the fly.

BUG=chromium:1051694
TEST=./generate.sh

Cq-Depend: chrome-internal:2638263
Change-Id: I35a5985da18f6a5cd3108fe0591b667baa722dcb
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/infra/proto/+/2075163
Commit-Queue: Prathmesh Prabhu <pprabhu@chromium.org>
Tested-by: Prathmesh Prabhu <pprabhu@chromium.org>
Reviewed-by: Sean Abraham <seanabraham@chromium.org>
diff --git a/descpb.bin b/descpb.bin
deleted file mode 100644
index f05ada1..0000000
--- a/descpb.bin
+++ /dev/null
Binary files differ
diff --git a/generate.sh b/generate.sh
index a314cbc..eb4102f 100755
--- a/generate.sh
+++ b/generate.sh
@@ -33,9 +33,3 @@
 # https://github.com/golang/protobuf/issues/39
 find src -name '*.proto' -exec \
      protoc -Isrc --go_out=paths=source_relative,plugins=grpc:go '{}' \;
-
-# Assemble a proto descriptor set with all protos in this repo, it is later
-# used by lucicfg to work with these protos when generating configs.
-export LC_ALL=C  # for stable sorting order
-all_protos=$(find src -name "*.proto" | cut -d'/' -f2- | sort)
-protoc -Isrc --descriptor_set_out=descpb.bin ${all_protos}