Implement Stub for policy bridge to ARC

components/arc/arc_bridge_service.cc

 // Copyright 2015 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/arc_bridge_service.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/sequenced_task_runner.h"
@@ skipping 54 matching lines @@
   if (clipboard_instance())
     observer->OnClipboardInstanceReady();
   if (ime_instance())
     observer->OnImeInstanceReady();
   if (input_instance())
     observer->OnInputInstanceReady();
   if (net_instance())
     observer->OnNetInstanceReady();
   if (notifications_instance())
     observer->OnNotificationsInstanceReady();
+  if (policy_instance())
+    observer->OnPolicyInstanceReady();
   if (power_instance())
     observer->OnPowerInstanceReady();
   if (process_instance())
     observer->OnProcessInstanceReady();
   if (video_instance())
     observer->OnVideoInstanceReady();
 }
 
 void ArcBridgeService::RemoveObserver(Observer* observer) {
   DCHECK(CalledOnValidThread());
@@ skipping 191 matching lines @@
 
 void ArcBridgeService::CloseNotificationsChannel() {
   DCHECK(CalledOnValidThread());
   if (!notifications_ptr_)
     return;
 
   notifications_ptr_.reset();
   FOR_EACH_OBSERVER(Observer, observer_list(), OnNotificationsInstanceClosed());
 }
 
+void ArcBridgeService::OnPolicyInstanceReady(PolicyInstancePtr policy_ptr) {
+  DCHECK(CalledOnValidThread());
+  temporary_policy_ptr_ = std::move(policy_ptr);
+  temporary_policy_ptr_.QueryVersion(base::Bind(
+      &ArcBridgeService::OnPolicyVersionReady, weak_factory_.GetWeakPtr()));
+}
+
+void ArcBridgeService::OnPolicyVersionReady(int32_t version) {
+  DCHECK(CalledOnValidThread());
+  policy_ptr_ = std::move(temporary_policy_ptr_);
+  policy_ptr_.set_connection_error_handler(base::Bind(
+      &ArcBridgeService::ClosePolicyChannel, weak_factory_.GetWeakPtr()));
+  FOR_EACH_OBSERVER(Observer, observer_list(), OnPolicyInstanceReady());
+}
+
+void ArcBridgeService::ClosePolicyChannel() {
+  DCHECK(CalledOnValidThread());
+  if (!policy_ptr_)
+    return;
+
+  policy_ptr_.reset();
+  FOR_EACH_OBSERVER(Observer, observer_list(), OnPolicyInstanceClosed());
+}
+
 void ArcBridgeService::OnPowerInstanceReady(PowerInstancePtr power_ptr) {
   DCHECK(CalledOnValidThread());
   temporary_power_ptr_ = std::move(power_ptr);
   temporary_power_ptr_.QueryVersion(base::Bind(
       &ArcBridgeService::OnPowerVersionReady, weak_factory_.GetWeakPtr()));
 }
 
 void ArcBridgeService::OnPowerVersionReady(int32_t version) {
   DCHECK(CalledOnValidThread());
   power_ptr_ = std::move(temporary_power_ptr_);
@@ skipping 82 matching lines @@
   // Call all the error handlers of all the channels to both close the channel
   // and notify any observers that the channel is closed.
   CloseAppChannel();
   CloseAuthChannel();
   CloseClipboardChannel();
   CloseImeChannel();
   CloseInputChannel();
   CloseIntentHelperChannel();
   CloseNetChannel();
   CloseNotificationsChannel();
+  ClosePolicyChannel();
   ClosePowerChannel();
   CloseProcessChannel();
   CloseVideoChannel();
 }
 
 }  // namespace arc