Adding xsltproc and ant to support some naclports dependencies.

build/install-build-deps.sh

 #!/bin/bash -e
 
 # 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.
 
 # Script to install everything needed to build chromium (well, ideally, anyway)
 # See http://code.google.com/p/chromium/wiki/LinuxBuildInstructions
 # and http://code.google.com/p/chromium/wiki/LinuxBuild64Bit
 
@@ skipping 129 matching lines @@
 # arm cross toolchain packages needed to build chrome on armhf
 arm_list="libc6-dev-armhf-cross
           linux-libc-dev-armhf-cross
           g++-arm-linux-gnueabihf"
 
 # Packages to build NaCl, its toolchains, and its ports.
 nacl_list="autoconf bison cmake g++-mingw-w64-i686 gawk lib32z1-dev
            libasound2:i386 libcap2:i386 libelf-dev:i386 libexif12:i386
            libfontconfig1:i386 libgconf-2-4:i386 libglib2.0-0:i386 libgpm2:i386
            libgtk2.0-0:i386 libncurses5:i386 lib32ncurses5-dev
-           libnss3:i386 libpango1.0-0:i386
+           libnss3:i386 libpango1.0-0:i386 xsltproc ant
            libssl0.9.8:i386 libtinfo-dev libtinfo-dev:i386 libtool
            libxcomposite1:i386 libxcursor1:i386 libxdamage1:i386 libxi6:i386
            libxrandr2:i386 libxss1:i386 libxtst6:i386 texinfo xvfb"
 
 # Find the proper version of libgbm-dev. We can't just install libgbm-dev as
 # it depends on mesa, and only one version of mesa can exists on the system.
 # Hence we must match the same version or this entire script will fail.
 mesa_variant=""
 for variant in "-lts-quantal" "-lts-raring" "-lts-saucy"; do
   if $(dpkg-query -Wf'${Status}' libgl1-mesa-glx${variant} | \
@@ skipping 450 matching lines @@
              sed -e 's/[.]so[.][0-9].*/.so/' |
              sort -u); do
     [ "x${i##*/}" = "xld-linux.so" ] && continue
     [ -r "$i" ] && continue
     j="$(ls "$i."* | sed -e 's/.*[.]so[.]\([^.]*\)$/\1/;t;d' |
          sort -n | tail -n 1)"
     [ -r "$i.$j" ] || continue
     sudo ln -s "${i##*/}.$j" "$i"
   done
 fi