Remove code for Mac and Linux virtual print drivers.

cloud_print/virtual_driver/posix/mac_packaging/build_mac.sh

Index: cloud_print/virtual_driver/posix/mac_packaging/build_mac.sh
diff --git a/cloud_print/virtual_driver/posix/mac_packaging/build_mac.sh b/cloud_print/virtual_driver/posix/mac_packaging/build_mac.sh
deleted file mode 100755
index b142aea71c046ca7e20ef8a55dd09963bd5199ae..0000000000000000000000000000000000000000
--- a/cloud_print/virtual_driver/posix/mac_packaging/build_mac.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/bin/bash
-#
-# Copyright (c) 2011 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.
-
-set -u
-set -e
-
-# Change to directory in which we are located.
-SCRIPTDIR="$( cd "$( dirname "$0" )" && pwd )"
-cd $SCRIPTDIR
-
-#### INSTALLER #####
-
-# Set up the directory structure for the package
-mkdir -p Resources
-mkdir -p package_root/usr/libexec/cups/backend
-
-# Move out files to the directory structure
-# These files are copied in by the GYP file, so
-# we move them.
-mv GCP-driver package_root/usr/libexec/cups/backend
-mv GCP-driver.ppd Resources
-mv GCP-install Resources
-mv install.sh Resources
-
-# Actually build our package
-/Developer/usr/bin/packagemaker \
-  -d GCP-Virtual-Driver.pmdoc -t GCP-virtual-driver
-
-
-
-##### UNINSTALLER #####
-
-#Clean up any old uninstaller
-rm -rf uninstall_resources
-mkdir uninstall_resources
-mv GCP-uninstall uninstall_resources
-mv uninstall.sh uninstall_resources
-
-
-##### CLEANUP #####
-rm -rf Resources
-rm -rf package_root
-rm -rf GCP-Virtual-Driver.pmdoc
-rm build_mac.sh