Mojo framework for AndroidOverlay.

media/mojo/clients/mojo_android_overlay.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.
+
+#ifndef MEDIA_BASE_MOJO_ANDROID_OVERLAY_H_
+#define MEDIA_BASE_MOJO_ANDROID_OVERLAY_H_
+
+#include "base/macros.h"
+#include "media/base/android/android_overlay.h"
+#include "media/mojo/interfaces/android_overlay.mojom.h"
+#include "mojo/public/cpp/bindings/binding.h"
+
+namespace service_manager {
+namespace mojom {
+class InterfaceProvider;
+}
+}
+
+namespace media {
+
+// AndroidOverlay implementation via mojo.
+class MojoAndroidOverlay : public AndroidOverlay,
+                           public mojom::AndroidOverlayClient {
+ public:
+  MojoAndroidOverlay(
+      service_manager::mojom::InterfaceProvider* interface_provider,
+      int render_frame_id,
+      int renderer_pid,
+      const AndroidOverlay::Config& config);
+
+  // Testing only.
+  MojoAndroidOverlay(mojom::AndroidOverlayProviderPtr provider_ptr,

[dcheng, 2017/02/28 05:22:03]

Since InterfaceProvider is a mojo interface, can't this be mocked out in the
unit test?

[liberato (no reviews please), 2017/03/06 07:51:04]

good point.  done.

+                     int render_frame_id,
+                     int renderer_pid,
+                     const AndroidOverlay::Config& config);
+
+  ~MojoAndroidOverlay() override;
+
+  void ScheduleLayout(const gfx::Rect& rect) override;
+
+  // mojom::AndroidOverlayClient
+  void OnInitialized(mojom::AndroidOverlayPtr ptr) override;
+  void OnSurfaceReady(uint64_t surface_key) override;
+  void OnDestroyed() override;
+
+ private:
+  void Setup(mojom::AndroidOverlayProviderPtr provider_ptr,
+             int render_frame_id,
+             int renderer_pid,
+             const AndroidOverlay::Config& config);
+  service_manager::mojom::InterfaceProvider* interface_provider_;
+  AndroidOverlay::Config config_;
+  mojom::AndroidOverlayProviderPtr provider_ptr_;
+  mojom::AndroidOverlayPtr overlay_ptr_;
+  std::unique_ptr<mojo::Binding<mojom::AndroidOverlayClient>> binding_;
+
+  // Have we received OnSurfaceReady yet?
+  bool received_surface_ = false;
+
+  DISALLOW_COPY_AND_ASSIGN(MojoAndroidOverlay);
+};
+
+}  // namespace media
+
+#endif  // MEDIA_BASE_MOJO_ANDROID_OVERLAY_H_