[Blimp] Adds blimp engine browser test framework and LoadUrl test.

blimp/client/feature/mock_render_widget_feature_delegate.h

+// 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.
+
+#ifndef BLIMP_CLIENT_FEATURE_MOCK_RENDER_WIDGET_FEATURE_DELEGATE_H_
+#define BLIMP_CLIENT_FEATURE_MOCK_RENDER_WIDGET_FEATURE_DELEGATE_H_
+
+#include <string>
+
+#include "blimp/client/feature/render_widget_feature.h"
+#include "testing/gmock/include/gmock/gmock.h"
+
+namespace blimp {
+namespace client {
+
+class MockRenderWidgetFeatureDelegate
+    : public RenderWidgetFeature::RenderWidgetFeatureDelegate {
+ public:
+  MockRenderWidgetFeatureDelegate();
+  ~MockRenderWidgetFeatureDelegate() override;
+
+  MOCK_METHOD1(OnRenderWidgetCreated, void(int render_widget_id));
+  MOCK_METHOD1(OnRenderWidgetInitialized, void(int render_widget_id));
+  MOCK_METHOD1(OnRenderWidgetDeleted, void(int render_widget_id));
+  MOCK_METHOD2(MockableOnCompositorMessageReceived,
+               void(int render_widget_id,
+                    cc::proto::CompositorMessage* message));
+
+  void OnCompositorMessageReceived(
+      int render_widget_id,
+      std::unique_ptr<cc::proto::CompositorMessage> message) override;
+};
+
+}  // namespace client
+}  // namespace blimp
+
+#endif  // BLIMP_CLIENT_FEATURE_MOCK_RENDER_WIDGET_FEATURE_DELEGATE_H_