Reland of Unify the macOS and iOS capturer implementations

webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_objc.h

Index: webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_objc.h
diff --git a/webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_objc.h b/webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_objc.h
deleted file mode 100644
index 50076003cbb11a6b0972156eb716c1f4575de2fa..0000000000000000000000000000000000000000
--- a/webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_objc.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-//
-//  video_capture_qtkit_objc.h
-//
-//
-
-#ifndef WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_MAC_QTKIT_VIDEO_CAPTURE_QTKIT_OBJC_H_
-#define WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_MAC_QTKIT_VIDEO_CAPTURE_QTKIT_OBJC_H_
-
-#import <AppKit/AppKit.h>
-#import <CoreData/CoreData.h>
-#import <CoreFoundation/CoreFoundation.h>
-#import <CoreVideo/CoreVideo.h>
-#import <Foundation/Foundation.h>
-#import <QTKit/QTKit.h>
-
-#include "webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit.h"
-
-@interface VideoCaptureMacQTKitObjC : NSObject {
-  bool _capturing;
-  int _frameRate;
-  int _frameWidth;
-  int _frameHeight;
-  int _framesDelivered;
-  int _framesRendered;
-  bool _captureInitialized;
-
-  webrtc::videocapturemodule::VideoCaptureMacQTKit* _owner;
-  NSLock* _lock;
-
-  QTCaptureSession* _captureSession;
-  QTCaptureDeviceInput* _captureVideoDeviceInput;
-  QTCaptureDecompressedVideoOutput* _captureDecompressedVideoOutput;
-  NSArray* _captureDevices;
-  int _captureDeviceCount;
-  char _captureDeviceNameUTF8[1024];
-  char _captureDeviceNameUniqueID[1024];
-}
-
-- (void)getCaptureDevices;
-- (BOOL)initializeVideoCapture;
-- (BOOL)initializeVariables;
-
-- (void)registerOwner:(webrtc::videocapturemodule::VideoCaptureMacQTKit*)owner;
-- (BOOL)setCaptureDeviceById:(char*)uniqueId;
-- (void)setCaptureHeight:(int)height width:(int)width frameRate:(int)frameRate;
-- (void)startCapture;
-- (void)stopCapture;
-
-@end
-
-#endif  // WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_MAC_QTKIT_VIDEO_CAPTURE_QTKIT_OBJC_H_