Fix JNI_CreateJavaVM signature to match jni.h

Change-Id: I208bd916d85b24864f686eab9d23e104a2cb35b3
diff --git a/src/jni_internal.cc b/src/jni_internal.cc
index a6c9fa1..7c19025 100644
--- a/src/jni_internal.cc
+++ b/src/jni_internal.cc
@@ -2587,7 +2587,7 @@
 
 // JNI Invocation interface.
 
-extern "C" jint JNI_CreateJavaVM(JavaVM** p_vm, void** p_env, void* vm_args) {
+extern "C" jint JNI_CreateJavaVM(JavaVM** p_vm, JNIEnv** p_env, void* vm_args) {
   const JavaVMInitArgs* args = static_cast<JavaVMInitArgs*>(vm_args);
   if (IsBadJniVersion(args->version)) {
     LOG(ERROR) << "Bad JNI version passed to CreateJavaVM: " << args->version;