Added licence boilerplate to our MATLAB files.

webrtc/modules/audio_coding/neteq/test/delay_tool/parse_delay_file.m

+%
+%  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.
+%
+
 function outStruct = parse_delay_file(file)
 
 fid = fopen(file, 'rb');
 if fid == -1
     error('Cannot open file %s', file);
 end
 
 textline = fgetl(fid);
 if ~strncmp(textline, '#!NetEQ_Delay_Logging', 21)
     error('Wrong file format');
@@ skipping 171 matching lines @@
     'plen', plen,...
     'arrival', recin_t,...
     'decode', decode_t,...
     'fs', fsvec(:),...
     'fschange_ts', fschange_ts(:),...
     'playout_delay', playout_delay,...
     'tot_expand', tot_expand,...
     'tot_accelerate', tot_accelerate,...
     'tot_preemptive', tot_preemptive,...
     'optbuf', optbuf);