Revert of Injectable Obj-C video codecs

webrtc/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodecFactory.h

Index: webrtc/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodecFactory.h
diff --git a/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodecFactory.h b/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodecFactory.h
deleted file mode 100644
index 42842eb02020598625e63d2683d46a729cf05f4b..0000000000000000000000000000000000000000
--- a/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodecFactory.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- *  Copyright 2017 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.
- */
-
-#import <Foundation/Foundation.h>
-
-#import <WebRTC/RTCMacros.h>
-#import <WebRTC/RTCVideoCodec.h>
-
-NS_ASSUME_NONNULL_BEGIN
-
-/** RTCVideoEncoderFactory is an Objective-C version of cricket::WebRtcVideoEncoderFactory. */
-RTC_EXPORT
-@protocol RTCVideoEncoderFactory <NSObject>
-
-- (id<RTCVideoEncoder>)createEncoder:(RTCVideoCodecInfo *)info;
-- (NSArray<RTCVideoCodecInfo *> *)supportedCodecs;
-
-@end
-
-/** RTCVideoDecoderFactory is an Objective-C version of cricket::WebRtcVideoDecoderFactory. */
-RTC_EXPORT
-@protocol RTCVideoDecoderFactory <NSObject>
-
-- (id<RTCVideoDecoder>)createDecoder:(RTCVideoCodecInfo *)info;
-- (NSArray<RTCVideoCodecInfo *> *)supportedCodecs;
-
-@end
-
-NS_ASSUME_NONNULL_END