[Device Service] Decouple NFC implementation from //content

content/browser/service_manager/service_manager_context.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 "content/browser/service_manager/service_manager_context.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 
@@ skipping 32 matching lines @@
 #include "services/device/device_service.h"
 #include "services/device/public/interfaces/constants.mojom.h"
 #include "services/service_manager/connect_params.h"
 #include "services/service_manager/public/cpp/connector.h"
 #include "services/service_manager/public/cpp/service.h"
 #include "services/service_manager/public/interfaces/service.mojom.h"
 #include "services/service_manager/runner/common/client_util.h"
 #include "services/service_manager/service_manager.h"
 #include "services/shape_detection/public/interfaces/constants.mojom.h"
 
+#if defined(OS_ANDROID)
+#include "base/android/context_utils.h"
+#include "base/android/jni_android.h"
+#include "base/android/scoped_java_ref.h"
+#include "jni/ContentNfcDelegate_jni.h"
+#endif
+
 namespace content {
 
 namespace {
 
 base::LazyInstance<std::unique_ptr<service_manager::Connector>>::Leaky
     g_io_thread_connector = LAZY_INSTANCE_INITIALIZER;
 
 void DestroyConnectorOnIOThread() { g_io_thread_connector.Get().reset(); }
 
 void StartServiceInUtilityProcess(
@@ skipping 218 matching lines @@
   service_manager::mojom::PIDReceiverPtr pid_receiver;
   packaged_services_connection_->GetConnector()->StartService(
       service_manager::Identity(mojom::kBrowserServiceName,
                                 service_manager::mojom::kRootUserID),
       std::move(root_browser_service), mojo::MakeRequest(&pid_receiver));
   pid_receiver->SetPID(base::GetCurrentProcId());
 
 
   ServiceInfo device_info;
 #if defined(OS_ANDROID)
-  // See the comments on wake_lock_context_host.h for details on this
-  // callback.
+  JNIEnv* env = base::android::AttachCurrentThread();
+  base::android::ScopedJavaGlobalRef<jobject> java_nfc_delegate;
+  java_nfc_delegate.Reset(Java_ContentNfcDelegate_create(env));
+  DCHECK(!java_nfc_delegate.is_null());
+
+  // See the comments on wake_lock_context_host.h and ContentNfcDelegate.java
+  // respectively for comments on those parameters.
   device_info.factory =
       base::Bind(&device::CreateDeviceService,
                  BrowserThread::GetTaskRunnerForThread(BrowserThread::FILE),
                  BrowserThread::GetTaskRunnerForThread(BrowserThread::IO),
-                 base::Bind(&WakeLockContextHost::GetNativeViewForContext));
+                 base::Bind(&WakeLockContextHost::GetNativeViewForContext),
+                 std::move(java_nfc_delegate));
 #else
   device_info.factory =
       base::Bind(&device::CreateDeviceService,
                  BrowserThread::GetTaskRunnerForThread(BrowserThread::FILE),
                  BrowserThread::GetTaskRunnerForThread(BrowserThread::IO));
 #endif
   device_info.task_runner = base::ThreadTaskRunnerHandle::Get();
   packaged_services_connection_->AddEmbeddedService(device::mojom::kServiceName,
                                                     device_info);
 
@@ skipping 78 matching lines @@
                           base::Bind(&DestroyConnectorOnIOThread));
 }
 
 // static
 service_manager::Connector* ServiceManagerContext::GetConnectorForIOThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   return g_io_thread_connector.Get().get();
 }
 
 }  // namespace content