Usage of new API, cleanups (reduced)

jni/JniCallbacks.cpp

 /*
  * This file is part of Adblock Plus <http://adblockplus.org/>,
  * Copyright (C) 2006-2014 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #include "JniCallbacks.h"
 
 JniCallbackBase::JniCallbackBase(JNIEnv* env, jobject callbackObject)
+  : callbackObject(new JniGlobalReference<jobject>(env, callbackObject)),
+    exceptionLoggerClass(new JniGlobalReference<jclass>(env, env->FindClass(PKG("JniExceptionHandler"))))
 {
   env->GetJavaVM(&javaVM);
-  this->callbackObject.reset(new JniGlobalReference<jobject>(env, callbackObject));
-  exceptionLoggerClass.reset(new JniGlobalReference<jclass>(env, env->FindClass(PKG("JniExceptionHandler"))));
 }
 
 JniCallbackBase::~JniCallbackBase()
 {
 
 }
 
 void JniCallbackBase::LogException(JNIEnv* env, jthrowable throwable) const
 {
   jmethodID logMethod = env->GetStaticMethodID(exceptionLoggerClass->Get(), "logException", "(Ljava/lang/Throwable;)V");
   if (logMethod)
   {
     env->CallStaticVoidMethod(exceptionLoggerClass->Get(), logMethod, throwable);
   }
 }
 
 void JniCallbackBase::CheckAndLogJavaException(JNIEnv* env) const
 {
   if (env->ExceptionCheck())
   {
     jthrowable throwable = env->ExceptionOccurred();
     env->ExceptionClear();
     LogException(env, throwable);
   }
 }