Delete talk directory, and references from build_ios_libs.sh.

webrtc/build/ios/merge_ios_libs.gyp

 # Copyright (c) 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.
 
 {
   'includes': ['../common.gypi',],
   'conditions': [
     ['OS=="ios" or OS=="mac"', {
       'targets': [
         {
-          'target_name': 'libjingle_peerconnection_objc_no_op',
-          'includes': [ 'objc_app.gypi' ],
-          'type': 'executable',
-          'dependencies': [
-            '../../../talk/app/webrtc/legacy_objc_api.gyp:libjingle_peerconnection_objc',
-          ],
-          'sources': ['no_op.cc',],
-        },
-        {
           'target_name': 'rtc_sdk_peerconnection_objc_no_op',
           'includes': [ 'objc_app.gypi' ],
           'type': 'executable',
           'dependencies': [
             '<(webrtc_root)/sdk/sdk.gyp:rtc_sdk_peerconnection_objc',
           ],
           'sources': ['no_op.cc',],
         },
       ],
     }]
   ],
 }