Changing SpawnChild to return a struct.

base/android/parcelable_channel_client.cc

+// Copyright 2017 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 "base/android/parcelable_channel_client.h"
+
+#include "jni/ParcelableChannelClient_jni.h"
+
+namespace base {
+namespace android {
+
+ParcelableChannelClient::ParcelableChannelClient() {}
+
+ParcelableChannelClient::ParcelableChannelClient(
+    const base::android::JavaRef<jobject>& j_parcelable_channel)
+    : j_parcelable_channel_(j_parcelable_channel) {
+  DCHECK(!j_parcelable_channel_.is_null());
+}
+
+ParcelableChannelClient::ParcelableChannelClient(
+    ParcelableChannelClient&& other)
+    : j_parcelable_channel_(std::move(other.j_parcelable_channel_)) {}
+
+ParcelableChannelClient& ParcelableChannelClient::operator=(
+    ParcelableChannelClient&& other) {
+  j_parcelable_channel_ = std::move(other.j_parcelable_channel_);
+  return *this;
+}
+
+void ParcelableChannelClient::SendParcelable(
+    uint32_t id,
+    base::android::ScopedJavaLocalRef<jobject> parcelable) {
+  DCHECK(!j_parcelable_channel_.is_null());
+
+  Java_ParcelableChannelClient_sendParcelable(
+      base::android::AttachCurrentThread(), j_parcelable_channel_, id,
+      parcelable);
+}
+
+}  // namespace android
+}  // namespace base