Rewrited build script for instrumented libraries from bash to python

third_party/instrumented_libraries/fix_rpaths.sh

 #!/bin/bash
 # Copyright 2013 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.
 
 # Changes all RPATHs in a given directory from XORIGIN to $ORIGIN
-# See the comment about XORIGIN in download_build_install.sh
+# See the comment about XORIGIN in download_build_install.py
 
 # Fixes rpath from XORIGIN to $ORIGIN in a single file $1.
 function fix_rpath {
   chrpath -r $(chrpath $1 | cut -d " " -f 2 | sed s/XORIGIN/\$ORIGIN/g \
     | sed s/RPATH=//g) $1 > /dev/null
 }
 
 for i in $(find $1 | grep "\.so$"); do
   fix_rpath $i
 done
 
 # Mark that rpaths are fixed.
 # This file is used by GYP as 'output' to mark that RPATHs are already fixed
 # for incremental builds.
 touch $1/rpaths.fixed.txt