Add libbinderdebug

Allows lshal and dumpsys to share the code to get Binder PID info.

Test: atest libbinderdebug_test lshal_test
Test: diff output of lshal before and after this CL
Bug: 140639610
Change-Id: I04dbe2509673502502ac849ef4ae74147404fc43
diff --git a/libs/binderdebug/tests/Android.bp b/libs/binderdebug/tests/Android.bp
new file mode 100644
index 0000000..4c06b1d
--- /dev/null
+++ b/libs/binderdebug/tests/Android.bp
@@ -0,0 +1,30 @@
+// Copyright (C) 2020 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.
+
+cc_test {
+    name: "libbinderdebug_test",
+    test_suites: ["general-tests"],
+    srcs: [
+        "binderdebug_test.cpp",
+        "android/binderdebug/test/IControl.aidl",
+    ],
+    shared_libs: [
+        "libbase",
+        "libbinder",
+        "libutils",
+    ],
+    static_libs: ["libbinderdebug"],
+    cflags: ["-Wall", "-Werror"],
+    require_root: true,
+}