[LSC] Add LOCAL_LICENSE_KINDS to vendor/widevine

Added SPDX-license-identifier-Apache-2.0 legacy_by_exception_only to:
  Android.bp
  libwvdrmengine/Android.bp
  libwvdrmengine/vts/vendor_module/Android.bp

Added legacy_by_exception_only to:
  libwvdrmengine/cdm/Android.bp
  libwvdrmengine/cdm/core/src/Android.bp
  libwvdrmengine/cdm/core/test/Android.bp
  libwvdrmengine/cdm/metrics/src/Android.bp
  libwvdrmengine/cdm/test/integration-test.mk
  libwvdrmengine/cdm/test/unit-test.mk
  libwvdrmengine/level3/Android.bp
  libwvdrmengine/mediacrypto/Android.bp
  libwvdrmengine/mediacrypto/test/Android.mk
  libwvdrmengine/mediadrm/Android.bp
  libwvdrmengine/mediadrm/test/Android.mk
  libwvdrmengine/oemcrypto/odk/Android.bp
  libwvdrmengine/oemcrypto/odk/test/fuzzing/Android.bp
  libwvdrmengine/oemcrypto/odk/test/fuzzing/corpus_generator/Android.bp
  libwvdrmengine/oemcrypto/test/Android.mk
  libwvdrmengine/test/unit/Android.mk
  libwvdrmengine/tools/metrics_dump/Android.bp

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: I41ef520b6e394a7708f453a706e6ef1a5f46c36a

Android.bp

@@ -0,0 +1,45 @@
+//
+// Copyright (C) 2021 The Android Open Source Project
+//
+// 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.
+
+// *** THIS PACKAGE HAS SPECIAL LICENSING CONDITIONS.  PLEASE
+//     CONSULT THE OWNERS AND opensource-licensing@google.com BEFORE
+//     DEPENDING ON IT IN YOUR PROJECT. ***
+package {
+    default_applicable_licenses: ["vendor_widevine_license"],
+}
+
+// Added automatically by a large-scale-change that took the approach of
+// 'apply every license found to every target'. While this makes sure we respect
+// every license restriction, it may not be entirely correct.
+//
+// e.g. GPL in an MIT project might only apply to the contrib/ directory.
+//
+// Please consider splitting the single license below into multiple licenses,
+// taking care not to lose any license_kind information, and overriding the
+// default license using the 'licenses: [...]' property on targets as needed.
+//
+// For unused files, consider creating a 'fileGroup' with "//visibility:private"
+// to attach the license to, and including a comment whether the files may be
+// used in the current project.
+// See: http://go/android-license-faq
+license {
+    name: "vendor_widevine_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+        "legacy_by_exception_only", // by exception only
+    ],
+    // large-scale-change unable to identify any license_text files
+}