Android: Remove unneeded RegisterNatives() calls

components/bookmarks/common/android/bookmark_id.cc

 // Copyright 2014 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 "components/bookmarks/common/android/bookmark_id.h"
 
 #include "jni/BookmarkId_jni.h"
 
 namespace bookmarks {
 namespace android {
 
 long JavaBookmarkIdGetId(JNIEnv* env, jobject obj) {
   return Java_BookmarkId_getId(env, obj);
 }
 
 int JavaBookmarkIdGetType(JNIEnv* env, jobject obj) {
   return Java_BookmarkId_getType(env, obj);
 }
 
 base::android::ScopedJavaLocalRef<jobject> JavaBookmarkIdCreateBookmarkId(
     JNIEnv* env, jlong id, jint type) {
   return Java_BookmarkId_createBookmarkId(env, id, type);
 }
 
-bool RegisterBookmarkId(JNIEnv* env) {
-  return RegisterNativesImpl(env);
-}
-
 }  // namespace android
 }  // namespace bookmarks