Refactoring out the chromoting jni runtime class in favor of chromoting client runtime.

remoting/client/jni/chromoting_jni_runtime.h

-// Copyright 2013 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 REMOTING_CLIENT_JNI_CHROMOTING_JNI_RUNTIME_H_
-#define REMOTING_CLIENT_JNI_CHROMOTING_JNI_RUNTIME_H_
-
-#include <jni.h>
-#include <string>
-
-#include "base/android/scoped_java_ref.h"
-#include "base/macros.h"
-#include "net/url_request/url_request_context_getter.h"
-#include "remoting/base/auto_thread.h"
-#include "remoting/base/telemetry_log_writer.h"
-#include "remoting/client/chromoting_client_runtime.h"
-#include "remoting/client/jni/chromoting_jni_instance.h"
-#include "remoting/protocol/connection_to_host.h"
-
-namespace base {
-template<typename T> struct DefaultSingletonTraits;
-}
-
-namespace remoting {
-
-bool RegisterChromotingJniRuntime(JNIEnv* env);
-
-// Houses the global resources on which the Chromoting components run
-// (e.g. message loops and task runners). Proxies outgoing JNI calls from its
-// ChromotingJniInstance member to Java. All its methods should be invoked
-// exclusively from the UI thread unless otherwise noted.
-class ChromotingJniRuntime {
- public:
-  // This class is instantiated at process initialization and persists until
-  // we close. Its components are reused across |ChromotingJniInstance|s.
-  static ChromotingJniRuntime* GetInstance();
-
-  scoped_refptr<AutoThreadTaskRunner> ui_task_runner() {
-    return runtime_->ui_task_runner();
-  }
-
-  scoped_refptr<AutoThreadTaskRunner> network_task_runner() {
-    return runtime_->network_task_runner();
-  }
-
-  scoped_refptr<AutoThreadTaskRunner> display_task_runner() {
-    return runtime_->display_task_runner();
-  }
-
-  scoped_refptr<net::URLRequestContextGetter> url_requester() {
-    return runtime_->url_requester();
-  }
-
-  // Returns the log writer that can be used by ClientTelemetryLogger to send
-  // out logs.
-  // Method must be called and returned object must be used on the network
-  // thread.
-  TelemetryLogWriter* GetLogWriter();
-
-  // Fetch OAuth token for the telemetry logger. Call on UI thread.
-  void FetchAuthToken();
-
- private:
-  ChromotingJniRuntime();
-
-  // Forces a DisconnectFromHost() in case there is any active or failed
-  // connection, then proceeds to tear down the Chromium dependencies on which
-  // all sessions depended. Because destruction only occurs at application exit
-  // after all connections have terminated, it is safe to make unretained
-  // cross-thread calls on the class.
-  virtual ~ChromotingJniRuntime();
-
-  // Detaches JVM from the current thread, then signals. Doesn't own |waiter|.
-  void DetachFromVmAndSignal(base::WaitableEvent* waiter);
-
-  // Starts the logger on the network thread.
-  void StartLoggerOnNetworkThread();
-
-  // Chromium code's connection to the app message loop. Once created the
-  // MessageLoop will live for the life of the program.
-  std::unique_ptr<base::MessageLoopForUI> ui_loop_;
-
-  // Contains threads.
-  //
-  std::unique_ptr<ChromotingClientRuntime> runtime_;
-
-  // For logging session stage changes and stats.
-  std::unique_ptr<TelemetryLogWriter> log_writer_;
-
-  friend struct base::DefaultSingletonTraits<ChromotingJniRuntime>;
-
-  DISALLOW_COPY_AND_ASSIGN(ChromotingJniRuntime);
-};
-
-}  // namespace remoting
-
-#endif