blimp: Remove unneeded RegisterNatives() call

blimp/client/core/android/dummy_blimp_client_context_android.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 BLIMP_CLIENT_CORE_ANDROID_DUMMY_BLIMP_CLIENT_CONTEXT_ANDROID_H_
 #define BLIMP_CLIENT_CORE_ANDROID_DUMMY_BLIMP_CLIENT_CONTEXT_ANDROID_H_
 
 #include "base/android/jni_android.h"
 #include "base/macros.h"
 #include "base/supports_user_data.h"
 #include "blimp/client/core/dummy_blimp_client_context.h"
 
 namespace blimp {
 namespace client {
 
 // JNI bridge between DummyBlimpClientContext in Java and C++.
 class DummyBlimpClientContextAndroid : public base::SupportsUserData::Data {
  public:
-  static bool RegisterJni(JNIEnv* env);
   static DummyBlimpClientContextAndroid* FromJavaObject(JNIEnv* env,
                                                         jobject jobj);
   base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
 
   DummyBlimpClientContextAndroid();
   ~DummyBlimpClientContextAndroid() override;
 
  private:
   base::android::ScopedJavaGlobalRef<jobject> java_obj_;
 
   DISALLOW_COPY_AND_ASSIGN(DummyBlimpClientContextAndroid);
 };
 
 }  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_CORE_ANDROID_DUMMY_BLIMP_CLIENT_CONTEXT_ANDROID_H_