rtc::Buffer: Let SetData and AppendData accept anything with .data() and .size()

webrtc/base/base.gyp

 # Copyright (c) 2014 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.
 
 {
   'includes': [ '../build/common.gypi', ],
@@ skipping 85 matching lines @@
         'template_util.h',
         'thread_annotations.h',
         'thread_checker.h',
         'thread_checker_impl.cc',
         'thread_checker_impl.h',
         'timestampaligner.cc',
         'timestampaligner.h',
         'timeutils.cc',
         'timeutils.h',
         'trace_event.h',
+        'type_traits.h',
       ],
       'conditions': [
         ['os_posix==1', {
           'sources': [
             'file_posix.cc',
           ],
         }],
         ['OS=="win"', {
           'sources': [
             'file_win.cc',
@@ skipping 571 matching lines @@
     },
     {
      'target_name': 'gtest_prod',
       'type': 'static_library',
       'sources': [
         'gtest_prod_util.h',
       ],
     },
   ],
 }