Revert of Unify the macOS and iOS capturer implementations

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

Index: webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.h
diff --git a/webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.h b/webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.h
new file mode 100644
index 0000000000000000000000000000000000000000..c03aa935f5f80d29e749111fe309bcc05424e8b7
--- /dev/null
+++ b/webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.h
@@ -0,0 +1,67 @@
+/*
+ *  Copyright (c) 2012 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_info_objc.h
+//
+//
+
+#ifndef WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_MAC_QTKIT_VIDEO_CAPTURE_QTKIT_INFO_OBJC_H_
+#define WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_MAC_QTKIT_VIDEO_CAPTURE_QTKIT_INFO_OBJC_H_
+
+#import <Foundation/Foundation.h>
+#import <QTKit/QTKit.h>
+
+#include "webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_info.h"
+#include "webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_utility.h"
+
+@interface VideoCaptureMacQTKitInfoObjC : NSObject{
+    bool                                _OSSupportedInfo;
+    NSArray*                            _captureDevicesInfo;
+    NSAutoreleasePool*                    _poolInfo;
+    int                                    _captureDeviceCountInfo;
+
+}
+
+/**************************************************************************
+ *
+ *   The following functions are considered to be private
+ *
+ ***************************************************************************/
+
+- (NSNumber*)getCaptureDevices;
+- (NSNumber*)initializeVariables;
+- (void)checkOSSupported;
+
+
+/**************************************************************************
+ *
+ *   The following functions are considered to be public and called by VideoCaptureMacQTKitInfo class
+ *
+ ***************************************************************************/
+
+- (NSNumber*)getCaptureDeviceCount;
+
+- (NSNumber*)getDeviceNamesFromIndex:(uint32_t)index
+    DefaultName:(char*)deviceName
+    WithLength:(uint32_t)deviceNameLength
+    AndUniqueID:(char*)deviceUniqueID
+    WithLength:(uint32_t)deviceUniqueIDLength
+    AndProductID:(char*)deviceProductID
+    WithLength:(uint32_t)deviceProductIDLength;
+
+- (NSNumber*)displayCaptureSettingsDialogBoxWithDevice:
+        (const char*)deviceUniqueIdUTF8
+    AndTitle:(const char*)dialogTitleUTF8
+    AndParentWindow:(void*) parentWindow AtX:(uint32_t)positionX
+    AndY:(uint32_t) positionY;
+@end
+
+#endif  // WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_MAC_QTKIT_VIDEO_CAPTURE_QTKIT_INFO_OBJC_H_