Implement Stub for policy bridge to ARC

components/arc/policy/arc_policy_bridge.cc

+// 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.
+
+#include "components/arc/policy/arc_policy_bridge.h"
+
+#include "base/logging.h"
+#include "mojo/public/cpp/bindings/string.h"
+
+namespace arc {
+
+ArcPolicyBridge::ArcPolicyBridge(ArcBridgeService* bridge_service)
+    : ArcService(bridge_service), binding_(this) {
+  VLOG(1) << "ArcPolicyBridge::ArcPolicyBridge";
+  arc_bridge_service()->AddObserver(this);
+}
+
+ArcPolicyBridge::~ArcPolicyBridge() {
+  VLOG(1) << "ArcPolicyBridge::~ArcPolicyBridge";
+  arc_bridge_service()->RemoveObserver(this);
+}
+
+void ArcPolicyBridge::OnPolicyInstanceReady() {
+  VLOG(1) << "ArcPolicyBridge::OnPolicyInstanceReady";
+  PolicyInstance* const policy_instance =
+      arc_bridge_service()->policy_instance();
+  if (!policy_instance) {
+    LOG(ERROR) << "OnPolicyInstanceReady called, but no policy instance found";
+    return;
+  }
+
+  policy_instance->Init(binding_.CreateInterfacePtrAndBind());
+  // TODO(phweiss) Call policy_instance->OnPolicyChanged() when policies changed
+}
+
+void ArcPolicyBridge::OnPolicyInstanceClosed() {
+  VLOG(1) << "ArcPolicyBridge::OnPolicyInstanceClosed";
+}
+
+void ArcPolicyBridge::GetPolicy(const GetPolicyCallback& callback) {
+  VLOG(1) << "ArcPolicyBridge::GetPolicy";
+  // TODO(phweiss): Get actual policies
+  const std::string stub_policy = "{\"applications\":[{\"packageName\":"
+    "\"com.android.chrome\",\"installType\":\"REQUIRED\",\"lockTaskAllowed\":"
+    "false,\"permissionGrants\":[]}]}";
+  callback.Run(mojo::String(stub_policy));
+}
+
+}  // namespace arc