Restore back-compat file internal/node.bzl and mark as deprecated

BUILD.bazel

@@ -30,6 +30,7 @@ npm_package(
         "//third_party/github.com/gjtorikian/isBinaryFile:package_contents",
         "//third_party/github.com/source-map:package_contents",
         "//third_party/github.com/source-map-support:package_contents",
+        "//internal:package_contents",
         "//internal/common:package_contents",
         "//internal/history-server:package_contents",
         "//internal/http-server:package_contents",

internal/BUILD.bazel

@@ -1 +1,21 @@
-# Marker file that this directory is a bazel package
+# Copyright 2017 The Bazel Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+package(default_visibility = ["//visibility:public"])
+
+filegroup(
+    name = "package_contents",
+    srcs = glob(["*"]),
+    visibility = ["//:__pkg__"],
+)

internal/collect_es6_sources.bzl

@@ -15,6 +15,8 @@
 """Private API surfaced for https://github.com/angular/angular backward-compatability
 
 Users should not load files under "/internal"
+
+NOTE: This file is DEPRECATED and will be removed in a future release.
 """
 
 load("//internal/common:collect_es6_sources.bzl", _collect_es6_sources = "collect_es6_sources")

internal/node.bzl

@@ -0,0 +1,31 @@
+# Copyright 2017 The Bazel Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Private API surfaced for https://github.com/bazelbuild/rules_typescript backward-compatability
+
+Users should not load files under "/internal"
+
+NOTE: This file is DEPRECATED and will be removed in a future release.
+"""
+
+load(
+    "//internal/common:expand_into_runfiles.bzl",
+    _expand_location_into_runfiles = "expand_location_into_runfiles",
+    _expand_path_into_runfiles = "expand_path_into_runfiles",
+)
+load("//internal/common:sources_aspect.bzl", _sources_aspect = "sources_aspect")
+
+sources_aspect = _sources_aspect
+expand_location_into_runfiles = _expand_location_into_runfiles
+expand_path_into_runfiles = _expand_path_into_runfiles