Fixes to make upb's tests compatible with a minimal Docker container.

WORKSPACE

@@ -1,7 +1,6 @@
 workspace(name = "upb")
 
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
-load("@bazel_tools//tools/build_defs/repo:git.bzl", "new_git_repository")
 load("//bazel:workspace_deps.bzl", "upb_deps")
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
@@ -32,11 +31,11 @@ http_archive(
     sha256 = "59f918c8ccd4d74b6ac43484467b500f1d64b40cc1010daa055375b322a43ba3",
 )
 
-new_git_repository(
+http_archive(
     name = "com_google_googleapis",
-    remote = "https://github.com/googleapis/googleapis.git",
-    branch = "master",
+    urls = ["https://github.com/googleapis/googleapis/archive/refs/heads/master.zip"],
     build_file = "//benchmarks:BUILD.googleapis",
+    strip_prefix = "googleapis-master",
     patch_cmds = ["find google -type f -name BUILD.bazel -delete"],
 )
 

bazel/workspace_deps.bzl

@@ -1,14 +1,12 @@
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
-load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
 load("@bazel_tools//tools/build_defs/repo:utils.bzl", "maybe")
 
 def upb_deps():
     maybe(
-        git_repository,
+        http_archive,
         name = "com_google_absl",
-        commit = "998805a4c79d5d7a771f7e5a8ee3cbbbcba04f94",
-        remote = "https://github.com/abseil/abseil-cpp.git",
-        shallow_since = "1583355457 -0500",
+        url = "https://github.com/abseil/abseil-cpp/archive/refs/heads/master.zip",
+        strip_prefix = "abseil-cpp-master",
     )
 
     maybe(

benchmarks/gen_protobuf_binary_cc.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 #
 # Copyright (c) 2009-2021, Google LLC
 # All rights reserved.

benchmarks/gen_synthetic_protos.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 #
 # Copyright (c) 2009-2021, Google LLC
 # All rights reserved.

benchmarks/gen_upb_binary_c.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 #
 # Copyright (c) 2009-2021, Google LLC
 # All rights reserved.