jni_generator: Pass object parameters as JavaParamRef.

components/cronet/android/cronet_url_request_adapter.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 "cronet_url_request_adapter.h"
 
 #include <limits>
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 15 matching lines @@
 using base::android::ConvertUTF8ToJavaString;
 
 namespace cronet {
 
 // Explicitly register static JNI functions.
 bool CronetUrlRequestAdapterRegisterJni(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 static jlong CreateRequestAdapter(JNIEnv* env,
-                                  jobject jurl_request,
+                                  const JavaParamRef<jobject>& jurl_request,
                                   jlong jurl_request_context_adapter,
-                                  jstring jurl_string,
+                                  const JavaParamRef<jstring>& jurl_string,
                                   jint jpriority) {
   CronetURLRequestContextAdapter* context_adapter =
       reinterpret_cast<CronetURLRequestContextAdapter*>(
           jurl_request_context_adapter);
   DCHECK(context_adapter);
 
   GURL url(base::android::ConvertJavaStringToUTF8(env, jurl_string));
 
   VLOG(1) << "New chromium network request_adapter: "
           << url.possibly_invalid_spec();
@@ skipping 329 matching lines @@
   VLOG(1) << "Error " << net::ErrorToString(net_error)
           << " on chromium request: " << initial_url_.possibly_invalid_spec();
   JNIEnv* env = base::android::AttachCurrentThread();
   cronet::Java_CronetUrlRequest_onError(
       env, owner_.obj(), net_error,
       ConvertUTF8ToJavaString(env, net::ErrorToString(net_error)).obj());
   return true;
 }
 
 }  // namespace cronet