Add chromecast_build gyp variable and add rules when the variable is set to 1.

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
 
 usage() {
   echo "Usage: $0 [--options]"
   echo "Options:"
   echo "--[no-]syms: enable or disable installation of debugging symbols"
   echo "--[no-]lib32: enable or disable installation of 32 bit libraries"
   echo "--[no-]arm: enable or disable installation of arm cross toolchain"
   echo "--[no-]chromeos-fonts: enable or disable installation of Chrome OS"\
        "fonts"
   echo "--[no-]nacl: enable or disable installation of prerequisites for"\
        "building standalone NaCl and all its toolchains"
+  echo "--[no-]chromecast: enable or disable installation of prerequisites for"\
+       "building cast shell"
   echo "--no-prompt: silently select standard options/defaults"
   echo "--quick-check: quickly try to determine if dependencies are installed"
   echo "               (this avoids interactive prompts and sudo commands,"
   echo "               so might not be 100% accurate)"
   echo "--unsupported: attempt installation even on unsupported systems"
   echo "Script will prompt interactively if options not given."
   exit 1
 }
 
 # Checks whether a particular package is available in the repos.
 # USAGE: $ package_exists <package name>
 package_exists() {
   apt-cache pkgnames | grep -x "$1" > /dev/null 2>&1
 }
 
 # These default to on because (some) bots need them and it keeps things
 # simple for the bot setup if all bots just run the script in its default
 # mode.  Developers who don't want stuff they don't need installed on their
 # own workstations can pass --no-arm --no-nacl when running the script.
 do_inst_arm=1
 do_inst_nacl=1
+do_inst_chromecast=1
 
 while test "$1" != ""
 do
   case "$1" in
   --syms)                   do_inst_syms=1;;
   --no-syms)                do_inst_syms=0;;
   --lib32)                  do_inst_lib32=1;;
   --no-lib32)               do_inst_lib32=0;;
   --arm)                    do_inst_arm=1;;
   --no-arm)                 do_inst_arm=0;;
   --chromeos-fonts)         do_inst_chromeos_fonts=1;;
   --no-chromeos-fonts)      do_inst_chromeos_fonts=0;;
   --nacl)                   do_inst_nacl=1;;
   --no-nacl)                do_inst_nacl=0;;
+  --chromecast)             do_inst_chromecast=1;;
+  --no-chromecast)          do_inst_chromecast=0;;
   --no-prompt)              do_default=1
                             do_quietly="-qq --assume-yes"
     ;;
   --quick-check)            do_quick_check=1;;
   --unsupported)            do_unsupported=1;;
   *) usage;;
   esac
   shift
 done
 
@@ skipping 86 matching lines @@
             binutils-arm-linux-gnueabi cpp-arm-linux-gnueabi
             gcc-arm-linux-gnueabi g++-arm-linux-gnueabi
             libmudflap0-dbg-armel-cross"
 
 # TODO(sbc): remove armel once the armhf transition is complete
 arm_list="$arm_list $armel_list"
 
 # Packages to build standalone NaCl and all its toolchains.
 nacl_list="g++-mingw-w64-i686 libtinfo-dev:i386"
 
+# Packages to build (chromecast) cast shell
+chromecast_list="libdirectfb-dev"

[rjkroege, 2014/04/24 18:49:35]

Will making this not installed by default make setting up builders more tedious?
And are there any license issues with this package?

+
 # Some package names have changed over time
 if package_exists ttf-mscorefonts-installer; then
   dev_list="${dev_list} ttf-mscorefonts-installer"
 else
   dev_list="${dev_list} msttcorefonts"
 fi
 if package_exists libnspr4-dbg; then
   dbg_list="${dbg_list} libnspr4-dbg libnss3-dbg"
   lib_list="${lib_list} libnspr4 libnss3"
 else
@@ skipping 95 matching lines @@
   arm_list=
 fi
 
 if test "$do_inst_nacl" = "1"; then
   echo "Including standalone NaCl dependencies."
 else
   echo "Skipping standalone NaCl dependencies."
   nacl_list=
 fi
 
+if test "$do_inst_chromecast" = "1"; then
+  echo "Including Chromecast dependencies."
+else
+  echo "Skipping Chromecast dependencies."
+  chromecast_list=
+fi
+
 packages="$(
-  echo "${dev_list} ${lib_list} ${dbg_list} ${arm_list} ${nacl_list}" |
+  echo "${dev_list} ${lib_list} ${dbg_list} ${arm_list} ${nacl_list} ${chromecast_list}" |
   tr " " "\n" | sort -u | tr "\n" " "
 )"
 
 if [ 1 -eq "${do_quick_check-0}" ] ; then
   failed_check="$(dpkg-query -W -f '${PackageSpec}:${Status}\n' \
     ${packages} 2>&1 | grep -v "ok installed" || :)"
   if [ -n "${failed_check}" ]; then
     echo
     nomatch="$(echo "${failed_check}" | \
       sed -e "s/^No packages found matching \(.*\).$/\1/;t;d")"
@@ skipping 295 matching lines @@
              sed -e 's/[.]so[.][0-9].*/.so/' |
              sort -u); do
     [ "x${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