iOS: Rename GYP builders for iOS.

masters/master.client.webrtc/slaves.cfg

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 slaves = [
   # Linux 64-bit.
   {
     'master': 'WebRTC',
     'os': 'linux',
     'version': 'trusty',
@@ skipping 106 matching lines @@
     'os': 'mac',
     'version': '10.10',
     'bits': '64',
     'builder': [
       'iOS32 Debug',
       'iOS32 Release',
       'iOS64 Debug',
       'iOS64 Release',
       'iOS32 Simulator Debug',
       'iOS64 Simulator Debug',
-      'iOS64 Debug (GN)',
-      'iOS64 Release (GN)',
+      'iOS64 Debug (GYP)',
+      'iOS64 Release (GYP)',
       'iOS API Framework Builder',
       'Mac64 Debug',
       'Mac64 Release',
       'Mac64 Debug (GYP)',
       'Mac64 Release (GYP)',
       'Mac Asan',
     ],
     'hostname': 'vm%d-m3' % i,
   } for i in range(672, 675) + [612, 677]
 ] + [
@@ skipping 57 matching lines @@
     'master': 'WebRTC',
     'os': 'win',
     'version': 'win7',
     'bits': '64',
     'builder': [
       'Win32 Release [large tests]',
     ],
     'hostname': 'build20-b3',
   }
 ]