| Index: webrtc/examples/objc/AppRTCDemo/ARDSignalingMessage.m
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| diff --git a/webrtc/examples/objc/AppRTCDemo/ARDSignalingMessage.m b/webrtc/examples/objc/AppRTCDemo/ARDSignalingMessage.m
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| deleted file mode 100644
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| index 3fab185848513b53ab6bbe8190ccfbd6a7ae8524..0000000000000000000000000000000000000000
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| --- a/webrtc/examples/objc/AppRTCDemo/ARDSignalingMessage.m
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| +++ /dev/null
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| @@ -1,161 +0,0 @@
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| -/*
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| - *  Copyright 2014 The WebRTC Project Authors. All rights reserved.
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| - *
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| - *  Use of this source code is governed by a BSD-style license
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| - *  that can be found in the LICENSE file in the root of the source
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| - *  tree. An additional intellectual property rights grant can be found
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| - *  in the file PATENTS.  All contributing project authors may
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| - *  be found in the AUTHORS file in the root of the source tree.
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| - */
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| -
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| -#import "ARDSignalingMessage.h"
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| -
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| -#import "WebRTC/RTCLogging.h"
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| -
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| -#import "ARDUtilities.h"
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| -#import "RTCIceCandidate+JSON.h"
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| -#import "RTCSessionDescription+JSON.h"
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| -
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| -static NSString * const kARDSignalingMessageTypeKey = @"type";
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| -static NSString * const kARDTypeValueRemoveCandidates = @"remove-candidates";
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| -
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| -@implementation ARDSignalingMessage
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| -
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| -@synthesize type = _type;
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| -
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| -- (instancetype)initWithType:(ARDSignalingMessageType)type {
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| -  if (self = [super init]) {
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| -    _type = type;
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| -  }
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| -  return self;
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| -}
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| -
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| -- (NSString *)description {
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| -  return [[NSString alloc] initWithData:[self JSONData]
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| -                               encoding:NSUTF8StringEncoding];
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| -}
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| -
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| -+ (ARDSignalingMessage *)messageFromJSONString:(NSString *)jsonString {
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| -  NSDictionary *values = [NSDictionary dictionaryWithJSONString:jsonString];
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| -  if (!values) {
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| -    RTCLogError(@"Error parsing signaling message JSON.");
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| -    return nil;
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| -  }
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| -
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| -  NSString *typeString = values[kARDSignalingMessageTypeKey];
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| -  ARDSignalingMessage *message = nil;
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| -  if ([typeString isEqualToString:@"candidate"]) {
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| -    RTCIceCandidate *candidate =
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| -        [RTCIceCandidate candidateFromJSONDictionary:values];
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| -    message = [[ARDICECandidateMessage alloc] initWithCandidate:candidate];
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| -  } else if ([typeString isEqualToString:kARDTypeValueRemoveCandidates]) {
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| -    RTCLogInfo(@"Received remove-candidates message");
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| -    NSArray<RTCIceCandidate *> *candidates =
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| -        [RTCIceCandidate candidatesFromJSONDictionary:values];
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| -    message = [[ARDICECandidateRemovalMessage alloc]
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| -                  initWithRemovedCandidates:candidates];
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| -  } else if ([typeString isEqualToString:@"offer"] ||
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| -             [typeString isEqualToString:@"answer"]) {
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| -    RTCSessionDescription *description =
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| -        [RTCSessionDescription descriptionFromJSONDictionary:values];
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| -    message =
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| -        [[ARDSessionDescriptionMessage alloc] initWithDescription:description];
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| -  } else if ([typeString isEqualToString:@"bye"]) {
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| -    message = [[ARDByeMessage alloc] init];
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| -  } else {
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| -    RTCLogError(@"Unexpected type: %@", typeString);
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| -  }
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| -  return message;
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| -}
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| -
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| -- (NSData *)JSONData {
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| -  return nil;
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| -}
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| -
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| -@end
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| -
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| -@implementation ARDICECandidateMessage
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| -
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| -@synthesize candidate = _candidate;
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| -
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| -- (instancetype)initWithCandidate:(RTCIceCandidate *)candidate {
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| -  if (self = [super initWithType:kARDSignalingMessageTypeCandidate]) {
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| -    _candidate = candidate;
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| -  }
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| -  return self;
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| -}
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| -
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| -- (NSData *)JSONData {
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| -  return [_candidate JSONData];
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| -}
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| -
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| -@end
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| -
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| -@implementation ARDICECandidateRemovalMessage
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| -
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| -@synthesize candidates = _candidates;
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| -
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| -- (instancetype)initWithRemovedCandidates:(
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| -    NSArray<RTCIceCandidate *> *)candidates {
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| -  NSParameterAssert(candidates.count);
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| -  if (self = [super initWithType:kARDSignalingMessageTypeCandidateRemoval]) {
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| -    _candidates = candidates;
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| -  }
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| -  return self;
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| -}
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| -
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| -- (NSData *)JSONData {
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| -  return
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| -      [RTCIceCandidate JSONDataForIceCandidates:_candidates
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| -                                       withType:kARDTypeValueRemoveCandidates];
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| -}
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| -
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| -@end
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| -
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| -@implementation ARDSessionDescriptionMessage
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| -
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| -@synthesize sessionDescription = _sessionDescription;
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| -
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| -- (instancetype)initWithDescription:(RTCSessionDescription *)description {
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| -  ARDSignalingMessageType messageType = kARDSignalingMessageTypeOffer;
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| -  RTCSdpType sdpType = description.type;
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| -  switch (sdpType) {
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| -    case RTCSdpTypeOffer:
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| -      messageType = kARDSignalingMessageTypeOffer;
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| -      break;
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| -    case RTCSdpTypeAnswer:
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| -      messageType = kARDSignalingMessageTypeAnswer;
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| -      break;
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| -    case RTCSdpTypePrAnswer:
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| -      NSAssert(NO, @"Unexpected type: %@",
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| -          [RTCSessionDescription stringForType:sdpType]);
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| -      break;
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| -  }
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| -  if (self = [super initWithType:messageType]) {
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| -    _sessionDescription = description;
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| -  }
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| -  return self;
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| -}
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| -
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| -- (NSData *)JSONData {
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| -  return [_sessionDescription JSONData];
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| -}
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| -
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| -@end
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| -
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| -@implementation ARDByeMessage
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| -
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| -- (instancetype)init {
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| -  return [super initWithType:kARDSignalingMessageTypeBye];
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| -}
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| -
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| -- (NSData *)JSONData {
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| -  NSDictionary *message = @{
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| -    @"type": @"bye"
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| -  };
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| -  return [NSJSONSerialization dataWithJSONObject:message
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| -                                         options:NSJSONWritingPrettyPrinted
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| -                                           error:NULL];
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| -}
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| -
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| -@end
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| 
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