| Index: jni/JniUpdateCheckDoneCallback.cpp | 
| diff --git a/jni/JniUpdateCheckDoneCallback.cpp b/jni/JniUpdateCheckDoneCallback.cpp | 
| index 817eb462e06a491168348df60b2ee8922d085710..87afb66539860b20d7f3d6ead340df3f590fb8eb 100644 | 
| --- a/jni/JniUpdateCheckDoneCallback.cpp | 
| +++ b/jni/JniUpdateCheckDoneCallback.cpp | 
| @@ -41,13 +41,15 @@ void JniUpdateCheckDoneCallback::Callback(const std::string& arg) | 
| { | 
| JNIEnvAcquire env(GetJavaVM()); | 
| - jclass clazz = env->GetObjectClass(GetCallbackObject()); | 
| - jmethodID method = env->GetMethodID(clazz, "updateCheckDoneCallback", "(Ljava/lang/String;)V"); | 
| + jmethodID method = env->GetMethodID( | 
| + *JniLocalReference<jclass>(*env, | 
| + env->GetObjectClass(GetCallbackObject())), "updateCheckDoneCallback", | 
| + "(Ljava/lang/String;)V"); | 
| if (method) | 
| { | 
| - jstring jArg = env->NewStringUTF(arg.c_str()); | 
| - env->CallVoidMethod(GetCallbackObject(), method, jArg); | 
| + JniLocalReference<jstring> jArg(*env, env->NewStringUTF(arg.c_str())); | 
| + env->CallVoidMethod(GetCallbackObject(), method, *jArg); | 
| } | 
| CheckAndLogJavaException(*env); |