Load java_import instead of java_library in third_party/protobuf/3.6.1/BUILD
Partial commit for third_party/*, see
# Bazel (http://bazel.io/) BUILD file for Protobuf.
load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_library", "cc_test", "objc_library")
-load("@rules_java//java:defs.bzl", "java_library")
+load("@rules_java//java:defs.bzl", "java_import")
load("@rules_proto//proto:defs.bzl", "proto_lang_toolchain", "proto_library")
load("@rules_python//python:defs.bzl", "py_library")
