Revert of Rename AppRTCDemo on Android and iOS to AppRTCMobile

webrtc/examples/objc/AppRTCMobile/ARDSDPUtils.m

Index: webrtc/examples/objc/AppRTCMobile/ARDSDPUtils.m
diff --git a/webrtc/examples/objc/AppRTCMobile/ARDSDPUtils.m b/webrtc/examples/objc/AppRTCMobile/ARDSDPUtils.m
deleted file mode 100644
index 3a8a578dc68fccf47cab303d315866749a494893..0000000000000000000000000000000000000000
--- a/webrtc/examples/objc/AppRTCMobile/ARDSDPUtils.m
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- *  Copyright 2015 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 "ARDSDPUtils.h"
-
-#import "WebRTC/RTCLogging.h"
-#import "WebRTC/RTCSessionDescription.h"
-
-@implementation ARDSDPUtils
-
-+ (RTCSessionDescription *)
-    descriptionForDescription:(RTCSessionDescription *)description
-          preferredVideoCodec:(NSString *)codec {
-  NSString *sdpString = description.sdp;
-  NSString *lineSeparator = @"\n";
-  NSString *mLineSeparator = @" ";
-  // Copied from PeerConnectionClient.java.
-  // TODO(tkchin): Move this to a shared C++ file.
-  NSMutableArray *lines =
-      [NSMutableArray arrayWithArray:
-          [sdpString componentsSeparatedByString:lineSeparator]];
-  NSInteger mLineIndex = -1;
-  NSString *codecRtpMap = nil;
-  // a=rtpmap:<payload type> <encoding name>/<clock rate>
-  // [/<encoding parameters>]
-  NSString *pattern =
-      [NSString stringWithFormat:@"^a=rtpmap:(\\d+) %@(/\\d+)+[\r]?$", codec];
-  NSRegularExpression *regex =
-      [NSRegularExpression regularExpressionWithPattern:pattern
-                                                options:0
-                                                  error:nil];
-  for (NSInteger i = 0; (i < lines.count) && (mLineIndex == -1 || !codecRtpMap);
-       ++i) {
-    NSString *line = lines[i];
-    if ([line hasPrefix:@"m=video"]) {
-      mLineIndex = i;
-      continue;
-    }
-    NSTextCheckingResult *codecMatches =
-        [regex firstMatchInString:line
-                          options:0
-                            range:NSMakeRange(0, line.length)];
-    if (codecMatches) {
-      codecRtpMap =
-          [line substringWithRange:[codecMatches rangeAtIndex:1]];
-      continue;
-    }
-  }
-  if (mLineIndex == -1) {
-    RTCLog(@"No m=video line, so can't prefer %@", codec);
-    return description;
-  }
-  if (!codecRtpMap) {
-    RTCLog(@"No rtpmap for %@", codec);
-    return description;
-  }
-  NSArray *origMLineParts =
-      [lines[mLineIndex] componentsSeparatedByString:mLineSeparator];
-  if (origMLineParts.count > 3) {
-    NSMutableArray *newMLineParts =
-        [NSMutableArray arrayWithCapacity:origMLineParts.count];
-    NSInteger origPartIndex = 0;
-    // Format is: m=<media> <port> <proto> <fmt> ...
-    [newMLineParts addObject:origMLineParts[origPartIndex++]];
-    [newMLineParts addObject:origMLineParts[origPartIndex++]];
-    [newMLineParts addObject:origMLineParts[origPartIndex++]];
-    [newMLineParts addObject:codecRtpMap];
-    for (; origPartIndex < origMLineParts.count; ++origPartIndex) {
-      if (![codecRtpMap isEqualToString:origMLineParts[origPartIndex]]) {
-        [newMLineParts addObject:origMLineParts[origPartIndex]];
-      }
-    }
-    NSString *newMLine =
-        [newMLineParts componentsJoinedByString:mLineSeparator];
-    [lines replaceObjectAtIndex:mLineIndex
-                     withObject:newMLine];
-  } else {
-    RTCLogWarning(@"Wrong SDP media description format: %@", lines[mLineIndex]);
-  }
-  NSString *mangledSdpString = [lines componentsJoinedByString:lineSeparator];
-  return [[RTCSessionDescription alloc] initWithType:description.type
-                                                 sdp:mangledSdpString];
-}
-
-@end