Changing SpawnChild to return a struct.

base/test/android/jni_test_util.h

+// 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 <vector>
+
+#include "base/android/scoped_java_ref.h"
+
+namespace base {
+namespace android {
+namespace test {
+
+// Returns an android.graphics.Point instance. The Point class is parcelable and
+// useful for testing sending Parcelable objects over Mojo channels .
+ScopedJavaLocalRef<jobject> CreateJavaPoint(jint x, jint y);
+
+bool AreJavaObjectsEqual(jobject object1, jobject object2);
+
+}  // namespace test
+}  // namespace android
+}  // namespace base