Stub for ARC print Bridge

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 67 matching lines @@
   if (net_instance())
     observer->OnNetInstanceReady();
   if (notifications_instance())
     observer->OnNotificationsInstanceReady();
   if (obb_mounter_instance())
     observer->OnObbMounterInstanceReady();
   if (policy_instance())
     observer->OnPolicyInstanceReady();
   if (power_instance())
     observer->OnPowerInstanceReady();
+  if (print_instance())
+    observer->OnPrintInstanceReady();
   if (process_instance())
     observer->OnProcessInstanceReady();
   if (storage_manager_instance())
     observer->OnStorageManagerInstanceReady();
   if (video_instance())
     observer->OnVideoInstanceReady();
   if (window_manager_instance())
     observer->OnWindowManagerInstanceReady();
 }
 
@@ skipping 373 matching lines @@
 
 void ArcBridgeService::ClosePowerChannel() {
   DCHECK(CalledOnValidThread());
   if (!power_ptr_)
     return;
 
   power_ptr_.reset();
   FOR_EACH_OBSERVER(Observer, observer_list(), OnPowerInstanceClosed());
 }
 
+void ArcBridgeService::OnPrintInstanceReady(mojom::PrintInstancePtr print_ptr) {
+  DCHECK(CalledOnValidThread());
+  temporary_print_ptr_ = std::move(print_ptr);
+  temporary_print_ptr_.QueryVersion(base::Bind(
+      &ArcBridgeService::OnPrintVersionReady, weak_factory_.GetWeakPtr()));
+}
+
+void ArcBridgeService::OnPrintVersionReady(uint32_t version) {
+  DCHECK(CalledOnValidThread());
+  print_ptr_ = std::move(temporary_print_ptr_);
+  print_ptr_.set_connection_error_handler(base::Bind(
+      &ArcBridgeService::ClosePrintChannel, weak_factory_.GetWeakPtr()));
+  FOR_EACH_OBSERVER(Observer, observer_list(), OnPrintInstanceReady());
+}
+
+void ArcBridgeService::ClosePrintChannel() {
+  DCHECK(CalledOnValidThread());
+  if (!print_ptr_)
+    return;
+
+  print_ptr_.reset();
+  FOR_EACH_OBSERVER(Observer, observer_list(), OnPrintInstanceClosed());
+}
+
 void ArcBridgeService::OnProcessInstanceReady(
     mojom::ProcessInstancePtr process_ptr) {
   DCHECK(CalledOnValidThread());
   temporary_process_ptr_ = std::move(process_ptr);
   temporary_process_ptr_.QueryVersion(base::Bind(
       &ArcBridgeService::OnProcessVersionReady, weak_factory_.GetWeakPtr()));
 }
 
 void ArcBridgeService::OnProcessVersionReady(uint32_t version) {
   DCHECK(CalledOnValidThread());
@@ skipping 126 matching lines @@
   CloseCrashCollectorChannel();
   CloseFileSystemChannel();
   CloseImeChannel();
   CloseIntentHelperChannel();
   CloseMetricsChannel();
   CloseNetChannel();
   CloseNotificationsChannel();
   CloseObbMounterChannel();
   ClosePolicyChannel();
   ClosePowerChannel();
+  ClosePrintChannel();
   CloseProcessChannel();
   CloseStorageManagerChannel();
   CloseVideoChannel();
   CloseWindowManagerChannel();
 }
 
 }  // namespace arc