Minor cleanup: Removing unused variable

webrtc/build/ios/build_ios_libs.sh

 #!/bin/bash
 
 #  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.
 
@@ skipping 33 matching lines @@
   if [[ ${flavor} = "debug" ]]; then
     GN_ARGS="${GN_ARGS} is_debug=true"
   elif [[ ${flavor} = "release" ]]; then
     GN_ARGS="${GN_ARGS} is_debug=false"
   else
     echo "Unexpected flavor type: ${flavor}"
     exit 1
   fi
 
   # Add the specified architecture.
-  OUTPUT_LIB=${OUTPUT_DIR}/${SDK_LIB_NAME}
   GN_ARGS="${GN_ARGS} target_cpu=\"${target_arch}\""
 
   # Add deployment target.
   GN_ARGS="${GN_ARGS} ios_deployment_target=\"${ios_deployment_target}\""
 
   # Add vp9 option.
   GN_ARGS="${GN_ARGS} rtc_libvpx_build_vp9=${libvpx_build_vp9}"
 
   # Add bitcode option.
   GN_ARGS="${GN_ARGS} enable_ios_bitcode=${use_bitcode}"
@@ skipping 140 matching lines @@
   VERSION_NUMBER="${MAJOR_MINOR}.${WEBRTC_REVISION}"
   echo "Substituting revision number: ${VERSION_NUMBER}"
   PlistBuddy -c "Set :CFBundleVersion ${VERSION_NUMBER}" ${INFOPLIST_PATH}
   plutil -convert binary1 ${INFOPLIST_PATH}
 else
   echo "BUILD_TYPE ${BUILD_TYPE} not supported."
   exit 1
 fi
 
 echo "Done."