WebView: RegisterNativesImpl() returns bool; don't compare it for >= 0.

android_webview/native/aw_form_database.cc

 // Copyright 2013 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 "android_webview/native/aw_form_database.h"
 
 #include "android_webview/browser/aw_browser_context.h"
 #include "android_webview/browser/aw_content_browser_client.h"
 #include "android_webview/browser/aw_form_database_service.h"
 #include "base/android/jni_android.h"
@@ skipping 18 matching lines @@
 jboolean HasFormData(JNIEnv*, jclass) {
   return GetFormDatabaseService()->HasFormData();
 }
 
 // static
 void ClearFormData(JNIEnv*, jclass) {
   GetFormDatabaseService()->ClearFormData();
 }
 
 bool RegisterAwFormDatabase(JNIEnv* env) {
-  return RegisterNativesImpl(env) >= 0;
+  return RegisterNativesImpl(env);
 }
 
 } // namespace android_webview