Using ResourceRequestBody as the type of HTTP body outside of //content.

content/common/android/resource_request_body_android.cc

+// Copyright 2016 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 "content/common/android/resource_request_body_android.h"
+
+#include <jni.h>
+
+#include "base/android/jni_array.h"
+#include "base/android/scoped_java_ref.h"
+#include "base/memory/ref_counted.h"
+#include "content/public/common/resource_request_body.h"
+#include "jni/ResourceRequestBody_jni.h"
+
+namespace content {
+
+bool RegisterResourceRequestBody(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+jlong CreateResourceRequestBodyFromBytes(
+    JNIEnv* env,
+    const JavaParamRef<jclass>& clazz,
+    const JavaParamRef<jbyteArray>& j_post_data) {
+  if (!j_post_data)
+    return 0;
+
+  std::vector<uint8_t> post_data;
+  base::android::JavaByteArrayToByteVector(env, j_post_data, &post_data);
+  scoped_refptr<ResourceRequestBody> result =
+      ResourceRequestBody::CreateFromBytes(
+          reinterpret_cast<const char*>(post_data.data()), post_data.size());
+
+  result->AddRef();  // This ref-count is passed to the Java world.
+  return reinterpret_cast<ptrdiff_t>(result.get());
+}
+
+void ReleaseResourceRequestBodyRefCount(JNIEnv* env,
+                                        const JavaParamRef<jclass>& clazz,
+                                        jlong j_ptr) {
+  ResourceRequestBody* resource_request_body =
+      reinterpret_cast<ResourceRequestBody*>(j_ptr);
+  resource_request_body->Release();
+}
+
+base::android::ScopedJavaLocalRef<jobject>
+ConvertResourceRequestBodyToJavaObject(
+    JNIEnv* env,
+    const scoped_refptr<ResourceRequestBody>& native_object) {
+  jlong j_native_ptr = 0;
+  if (native_object) {
+    native_object->AddRef();  // This ref-count will be passed to Java world.
+    j_native_ptr = reinterpret_cast<jlong>(native_object.get());
+  }
+  return Java_ResourceRequestBody_create(env, j_native_ptr);
+}
+
+scoped_refptr<ResourceRequestBody> ExtractResourceRequestBodyFromJavaObject(
+    JNIEnv* env,
+    const base::android::JavaParamRef<jobject>& java_object) {
+  if (!java_object)
+    return nullptr;
+
+  jlong j_native_ptr = Java_ResourceRequestBody_getNativePtr(env, java_object);
+  scoped_refptr<ResourceRequestBody> result =
+      reinterpret_cast<ResourceRequestBody*>(j_native_ptr);
+  return result;
+}
+
+}  // namespace content