Adds a flag "use_instrumented_libraries" and corresponding target with 2 simple libs

third_party/instrumented_libraries/fix_rpaths

+#!/bin/bash
+# Copyright (c) 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 
+
+# 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 \

[Alexander Potapenko, 2013/10/30 11:46:27]

I suggest to redirect stdout to /dev/null right here instead of doing that in
the loop below.

[alextaran1, 2013/10/30 12:00:47]

Done.

+    | sed s/RPATH=//g) $1
+}
+
+for i in $(find $1 | grep "\.so$"); do
+  fix_rpath $i > /dev/null
+done
+
+# Mark that rpaths are fixed.
+# This file is used by GYP as 'output' to mark that RPATHs are alreaty fixed
+# while making incremental build.
+touch $1/rpaths.fixed.txt