Revert of media: add video capture device for ARC++ camera HAL v3

media/capture/video/chromeos/camera_device_delegate.h

Index: media/capture/video/chromeos/camera_device_delegate.h
diff --git a/media/capture/video/chromeos/camera_device_delegate.h b/media/capture/video/chromeos/camera_device_delegate.h
deleted file mode 100644
index 212dec5a9a190e0646e91d81e427befbef31a035..0000000000000000000000000000000000000000
--- a/media/capture/video/chromeos/camera_device_delegate.h
+++ /dev/null
@@ -1,173 +0,0 @@
-// 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_CAPTURE_VIDEO_CHROMEOS_CAMERA_DEVICE_DELEGATE_H_
-#define MEDIA_CAPTURE_VIDEO_CHROMEOS_CAMERA_DEVICE_DELEGATE_H_
-
-#include <memory>
-
-#include "base/macros.h"
-#include "base/memory/weak_ptr.h"
-#include "media/capture/video/chromeos/mojo/arc_camera3.mojom.h"
-#include "media/capture/video/video_capture_device.h"
-#include "media/capture/video_capture_types.h"
-
-namespace media {
-
-class CameraHalDelegate;
-class CameraDeviceContext;
-class StreamBufferManager;
-
-// The interface to register buffer with and send capture request to the
-// camera HAL.
-class CAPTURE_EXPORT StreamCaptureInterface {
- public:
-  struct Plane {
-    Plane();
-    ~Plane();
-    mojo::ScopedHandle fd;
-    uint32_t stride;
-    uint32_t offset;
-  };
-
-  virtual ~StreamCaptureInterface() {}
-
-  // Registers a buffer to the camera HAL.
-  virtual void RegisterBuffer(uint64_t buffer_id,
-                              arc::mojom::Camera3DeviceOps::BufferType type,
-                              uint32_t drm_format,
-                              arc::mojom::HalPixelFormat hal_pixel_format,
-                              uint32_t width,
-                              uint32_t height,
-                              std::vector<Plane> planes,
-                              base::OnceCallback<void(int32_t)> callback);
-
-  // Sends a capture request to the camera HAL.
-  virtual void ProcessCaptureRequest(
-      arc::mojom::Camera3CaptureRequestPtr request,
-      base::OnceCallback<void(int32_t)> callback);
-};
-
-// CameraDeviceDelegate is instantiated on the capture thread where
-// AllocateAndStart of VideoCaptureDeviceArcChromeOS runs on.  All the methods
-// in CameraDeviceDelegate run on |ipc_task_runner_| and hence all the
-// access to member variables is sequenced.
-class CAPTURE_EXPORT CameraDeviceDelegate final {
- public:
-  CameraDeviceDelegate(
-      VideoCaptureDeviceDescriptor device_descriptor,
-      scoped_refptr<CameraHalDelegate> camera_hal_delegate,
-      scoped_refptr<base::SingleThreadTaskRunner> ipc_task_runner);
-
-  ~CameraDeviceDelegate();
-
-  // Delegation methods for the VideoCaptureDevice interface.
-  void AllocateAndStart(const VideoCaptureParams& params,
-                        std::unique_ptr<VideoCaptureDevice::Client> client);
-  void StopAndDeAllocate(base::Closure device_close_callback);
-  void TakePhoto(VideoCaptureDevice::TakePhotoCallback callback);
-  void GetPhotoState(VideoCaptureDevice::GetPhotoStateCallback callback);
-  void SetPhotoOptions(mojom::PhotoSettingsPtr settings,
-                       VideoCaptureDevice::SetPhotoOptionsCallback callback);
-
-  // Sets the frame rotation angle in |rotation_|.  |rotation_| is clockwise
-  // rotation in degrees, and is passed to |client_| along with the captured
-  // frames.
-  void SetRotation(int rotation);
-
-  base::WeakPtr<CameraDeviceDelegate> GetWeakPtr();
-
- private:
-  class StreamCaptureInterfaceImpl;
-
-  friend class CameraDeviceDelegateTest;
-
-  // Mojo connection error handler.
-  void OnMojoConnectionError();
-
-  // Callback method for the Close Mojo IPC call.  This method resets the Mojo
-  // connection and closes the camera device.
-  void OnClosed(int32_t result);
-
-  // Resets the Mojo interface and bindings.
-  void ResetMojoInterface();
-
-  // Sets |static_metadata_| from |camera_info|.
-  void OnGotCameraInfo(int32_t result, arc::mojom::CameraInfoPtr camera_info);
-
-  // Creates the Mojo connection to the camera device.
-  void OnOpenedDevice(int32_t result);
-
-  // Initializes the camera HAL.  Initialize sets up the Camera3CallbackOps with
-  // the camera HAL.  OnInitialized continues to ConfigureStreams if the
-  // Initialize call succeeds.
-  void Initialize();
-  void OnInitialized(int32_t result);
-
-  // ConfigureStreams sets up stream context in |streams_| and configure the
-  // streams with the camera HAL.  OnConfiguredStreams updates |streams_| with
-  // the stream config returned, and allocates buffers as per |updated_config|
-  // indicates.  If there's no error OnConfiguredStreams notifies
-  // |client_| the capture has started by calling OnStarted, and proceeds to
-  // ConstructDefaultRequestSettings.
-  void ConfigureStreams();
-  void OnConfiguredStreams(
-      int32_t result,
-      arc::mojom::Camera3StreamConfigurationPtr updated_config);
-
-  // ConstructDefaultRequestSettings asks the camera HAL for the default request
-  // settings of the stream in |stream_context_|.
-  // OnConstructedDefaultRequestSettings sets the request settings in
-  // |streams_context_|.  If there's no error
-  // OnConstructedDefaultRequestSettings calls StartCapture to start the video
-  // capture loop.
-  void ConstructDefaultRequestSettings();
-  void OnConstructedDefaultRequestSettings(
-      arc::mojom::CameraMetadataPtr settings);
-
-  // StreamCaptureInterface implementations.  These methods are called by
-  // |stream_buffer_manager_| on |ipc_task_runner_|.
-  void RegisterBuffer(uint64_t buffer_id,
-                      arc::mojom::Camera3DeviceOps::BufferType type,
-                      uint32_t drm_format,
-                      arc::mojom::HalPixelFormat hal_pixel_format,
-                      uint32_t width,
-                      uint32_t height,
-                      std::vector<StreamCaptureInterface::Plane> planes,
-                      base::OnceCallback<void(int32_t)> callback);
-  void ProcessCaptureRequest(arc::mojom::Camera3CaptureRequestPtr request,
-                             base::OnceCallback<void(int32_t)> callback);
-
-  const VideoCaptureDeviceDescriptor device_descriptor_;
-
-  int32_t camera_id_;
-
-  const scoped_refptr<CameraHalDelegate> camera_hal_delegate_;
-
-  VideoCaptureParams chrome_capture_params_;
-
-  std::unique_ptr<CameraDeviceContext> device_context_;
-
-  std::unique_ptr<StreamBufferManager> stream_buffer_manager_;
-
-  // Stores the static camera characteristics of the camera device. E.g. the
-  // supported formats and resolution, various available exposure and apeture
-  // settings, etc.
-  arc::mojom::CameraMetadataPtr static_metadata_;
-
-  arc::mojom::Camera3DeviceOpsPtr device_ops_;
-
-  // Where all the Mojo IPC calls takes place.
-  const scoped_refptr<base::SingleThreadTaskRunner> ipc_task_runner_;
-
-  base::Closure device_close_callback_;
-
-  base::WeakPtrFactory<CameraDeviceDelegate> weak_ptr_factory_;
-
-  DISALLOW_IMPLICIT_CONSTRUCTORS(CameraDeviceDelegate);
-};
-
-}  // namespace media
-
-#endif  // MEDIA_CAPTURE_VIDEO_CHROMEOS_CAMERA_DEVICE_DELEGATE_H_