Changing SpawnChild to return a struct.

base/test/android/jni_test_util.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/test/android/jni_test_util.h"
+
+#include "base/android/jni_android.h"
+
+namespace base {
+namespace android {
+namespace test {
+
+ScopedJavaLocalRef<jobject> CreateJavaPoint(jint x, jint y) {
+  JNIEnv* env = AttachCurrentThread();
+
+  ScopedJavaLocalRef<jclass> point_jclass =
+      GetClass(env, "android/graphics/Point");
+
+  jmethodID point_constructor = MethodID::Get<MethodID::TYPE_INSTANCE>(
+      env, point_jclass.obj(), "<init>", "(II)V");
+
+  jobject point_obj =
+      env->NewObject(point_jclass.obj(), point_constructor, x, y);
+  return ScopedJavaLocalRef<jobject>(env, point_obj);
+}
+
+bool AreJavaObjectsEqual(jobject object1, jobject object2) {
+  if (object1 == nullptr || object2 == nullptr)
+    return object1 == object2;
+
+  JNIEnv* env = AttachCurrentThread();
+
+  ScopedJavaLocalRef<jclass> object_jclass = GetClass(env, "java/lang/Object");
+
+  jmethodID equal_method_id = MethodID::Get<MethodID::TYPE_INSTANCE>(
+      env, object_jclass.obj(), "equals", "(Ljava/lang/Object;)Z");
+
+  bool result = env->CallBooleanMethod(object1, equal_method_id, object2);
+  CheckException(env);
+  return result;
+}
+
+}  // namespace test
+}  // namespace android
+}  // namespace base