Remove the JNI-based InterfaceRegistry.

content/browser/android/interface_provider_android_impl.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 CONTENT_BROWSER_ANDROID_INTERFACE_PROVIDER_ANDROID_IMPL_H_
-#define CONTENT_BROWSER_ANDROID_INTERFACE_PROVIDER_ANDROID_IMPL_H_
-
-#include <jni.h>
-
-#include "base/macros.h"
-#include "content/public/browser/android/interface_provider_android.h"
-
-namespace content {
-
-class InterfaceProviderAndroidImpl : public InterfaceProviderAndroid {
- public:
-  static bool Register(JNIEnv* env);
-
-  ~InterfaceProviderAndroidImpl() override;
-
- private:
-  friend class InterfaceProviderAndroid;
-
-  // Use InterfaceProviderAndroid::Create() to create an instance.
-  InterfaceProviderAndroidImpl(shell::InterfaceProvider* remote_interfaces);
-
-  // InterfaceProviderAndroid implementation:
-  void GetInterface(
-      JNIEnv* env,
-      const base::android::JavaParamRef<jobject>& j_interface_provider,
-      const base::android::JavaParamRef<jstring>& j_name,
-      jint handle) override;
-  const base::android::ScopedJavaGlobalRef<jobject>& GetObj() override;
-
-  shell::InterfaceProvider* remote_interfaces_ = nullptr;
-  base::android::ScopedJavaGlobalRef<jobject> obj_;
-
-  DISALLOW_COPY_AND_ASSIGN(InterfaceProviderAndroidImpl);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_ANDROID_INTERFACE_PROVIDER_ANDROID_IMPL_H_