Remove unneeded JNI registrations.

base/android/trace_event_binding.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 "base/android/trace_event_binding.h"
-
 #include <jni.h>
 
 #include <set>
 
 #include "base/debug/trace_event.h"
 #include "base/lazy_instance.h"
 #include "jni/TraceEvent_jni.h"
 
 namespace base {
 namespace android {
@@ skipping 109 matching lines @@
                                 jid,
                                 converter.arg_name(),
                                 converter.arg());
   } else {
     TRACE_EVENT_COPY_ASYNC_END0(kJavaCategory,
                                 converter.name(),
                                 jid);
   }
 }
 
-bool RegisterTraceEvent(JNIEnv* env) {
-  return RegisterNativesImpl(env);
-}
-
 }  // namespace android
 }  // namespace base