Show the result of the `linux_bazel_core` postsubmit, and deprecate `kokoro/gcp_ubuntu/bazel/...` with a noop.

This is a part of a series of changes that moves `linux_bazel` to `linux_bazel_core`.

PiperOrigin-RevId: 315992925
diff --git a/README.md b/README.md
index 90e480d..7501a2a 100644
--- a/README.md
+++ b/README.md
@@ -112,7 +112,7 @@
 
 CI System | Build System | Platform | Component       | Status
 :-------: | :----------: | :------: | :-------------: | :----:
-Kokoro    | Bazel        | Linux    | Core            | [![kokoro-status-bazel-linux](https://storage.googleapis.com/iree-oss-build-badges/bazel/build_status_linux.svg)](https://storage.googleapis.com/iree-oss-build-badges/bazel/build_result_linux.html)
+Kokoro    | Bazel        | Linux    | Core            | [![kokoro-status-bazel-linux](https://storage.googleapis.com/iree-oss-build-badges/bazel/core/build_status_linux.svg)](https://storage.googleapis.com/iree-oss-build-badges/bazel/core/build_result_linux.html)
 Kokoro    | Bazel        | Linux    | Bindings        | [![kokoro-status-bazel-linux](https://storage.googleapis.com/iree-oss-build-badges/bazel/bindings/build_status_linux.svg)](https://storage.googleapis.com/iree-oss-build-badges/bazel/bindings/build_result_linux.html)
 Kokoro    | Bazel        | Linux    | Integrations    | [![kokoro-status-bazel-linux](https://storage.googleapis.com/iree-oss-build-badges/bazel/integrations/build_status_linux.svg)](https://storage.googleapis.com/iree-oss-build-badges/bazel/integrations/build_result_linux.html)
 Kokoro    | CMake        | Linux    | Core + Bindings | [![kokoro-status-cmake-linux](https://storage.googleapis.com/iree-oss-build-badges/cmake/build_status_linux.svg)](https://storage.googleapis.com/iree-oss-build-badges/cmake/build_result_linux.html)
diff --git a/kokoro/gcp_ubuntu/bazel/common.cfg b/kokoro/gcp_ubuntu/bazel/common.cfg
index 50e8d0e..4c4bfa3 100644
--- a/kokoro/gcp_ubuntu/bazel/common.cfg
+++ b/kokoro/gcp_ubuntu/bazel/common.cfg
@@ -20,4 +20,4 @@
 # We point to another kokoro build configuration here as a part of moving the
 # old `kokoro/gcp_ubuntu/bazel/ configuration to `kokoro/gcp_ubuntu/bazel/core/`
 # TODO: Remove this file once it is disabled internally in kokoro.
-build_file: "iree/kokoro/gcp_ubuntu/bazel/core/build_kokoro.sh"
+build_file: "iree/kokoro/gcp_ubuntu/bazel/noop.sh"
diff --git a/kokoro/gcp_ubuntu/bazel/noop.sh b/kokoro/gcp_ubuntu/bazel/noop.sh
new file mode 100644
index 0000000..6ee1889
--- /dev/null
+++ b/kokoro/gcp_ubuntu/bazel/noop.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# Copyright 2020 Google LLC
+#
+# 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
+#
+#      https://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.
+
+# Common configuration for Kokoro builds that run the core build on bazel on
+# linux.
+
+# This file is intentionally left empty, and will be removed soon. This is being
+# done as a part of moving `kokoro/gcp_ubuntu/bazel/` to
+# `kokoro/gcp_ubuntu/bazel/core/`, and allows for our CI to gracefully stop
+# using this build config.