Reland of 🌈 Upstream some code related to PolicyAuditing.

chrome/browser/android/policy/policy_auditor.h

Index: chrome/browser/android/policy/policy_auditor.h
diff --git a/chrome/browser/android/policy/policy_auditor.h b/chrome/browser/android/policy/policy_auditor.h
new file mode 100644
index 0000000000000000000000000000000000000000..1864d6b77ff33a4820c74b63028ed999b3638993
--- /dev/null
+++ b/chrome/browser/android/policy/policy_auditor.h
@@ -0,0 +1,12 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_ANDROID_POLICY_POLICY_AUDITOR_H_
+#define CHROME_BROWSER_ANDROID_POLICY_POLICY_AUDITOR_H_
+
+#include <jni.h>
+
+bool RegisterPolicyAuditor(JNIEnv* env);
+
+#endif  // CHROME_BROWSER_ANDROID_POLICY_POLICY_AUDITOR_H_