Revert of [remoting android] Initialize It2Me host and implement Connect()

remoting/host/android/jni_host.h

 // 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.
 
 #ifndef REMOTING_HOST_ANDROID_JNI_HOST_H_
 #define REMOTING_HOST_ANDROID_JNI_HOST_H_
 
 #include <jni.h>
 
-#include <memory>
-
 #include "base/android/scoped_java_ref.h"
 #include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/weak_ptr.h"
-#include "base/message_loop/message_loop.h"
-#include "remoting/host/it2me/it2me_host.h"
 
 namespace remoting {
 
-class ChromotingHostContext;
-class It2MeHostFactory;
-
-class JniHost : public It2MeHost::Observer {
+class JniHost {
  public:
   JniHost();
-  virtual ~JniHost();
+  ~JniHost();
 
   // Register C++ methods exposed to Java using JNI.
   static bool RegisterJni(JNIEnv* env);
 
   void Destroy(JNIEnv* env, const base::android::JavaParamRef<jobject>& caller);
 
-  void Connect(JNIEnv* env,
-               const base::android::JavaParamRef<jobject>& caller,
-               const base::android::JavaParamRef<jstring>& user_name,
-               const base::android::JavaParamRef<jstring>& auth_token);
-
-  void Disconnect(JNIEnv* env,
-                  const base::android::JavaParamRef<jobject>& caller);
-
-  // It2MeHost::Observer implementation.
-  void OnClientAuthenticated(const std::string& client_username) override;
-  void OnStoreAccessCode(const std::string& access_code,
-                         base::TimeDelta access_code_lifetime) override;
-  void OnNatPolicyChanged(bool nat_traversal_enabled) override;
-  void OnStateChanged(It2MeHostState state,
-                      const std::string& error_message) override;
-
  private:
-  std::unique_ptr<base::MessageLoopForUI> ui_loop_;
-  std::unique_ptr<ChromotingHostContext> host_context_;
-  std::unique_ptr<It2MeHostFactory> factory_;
-  scoped_refptr<It2MeHost> it2me_host_;
-
-  // IT2Me Talk server configuration used by |it2me_host_| to connect.
-  XmppSignalStrategy::XmppServerConfig xmpp_server_config_;
-
-  base::WeakPtr<JniHost> weak_ptr_;
-  base::WeakPtrFactory<JniHost> weak_factory_;
-
   DISALLOW_COPY_AND_ASSIGN(JniHost);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_ANDROID_JNI_HOST_H_