Use packaged libchrome and libchromeos rather than in-tree references

src/platform/cryptohome/SConstruct

 # Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import os
 import sys
 
 env = Environment()
 
 # define generic dbus server/client bindings builders
 dbus_server_builder = Builder(action = 'dbus-binding-tool --mode=glib-server --prefix=`basename $SOURCE .xml` $SOURCE > $TARGET')
 dbus_client_builder = Builder(action = 'dbus-binding-tool --mode=glib-client --prefix=`basename $SOURCE .xml` $SOURCE > $TARGET')
 env.Append(BUILDERS = { 'DbusServerBindings' : dbus_server_builder,
                         'DbusClientBindings' : dbus_client_builder})
 # setup sources
 serverlib_sources = env.Split("""service.cc
                                  interface.cc
                               """)
 server_sources = env.Split("""cryptohomed.cc""")
 example_sources = env.Split("""example_client.cc
                             """)
 test_sources = env.Split("""service_unittest.cc
                             cryptohome_testrunner.cc
                          """)
 
 
 
 env.Append(
-    CPPPATH=[ '.', '../../common', '..', '../../third_party/chrome/files'],
+    CPPPATH=['.', '..'],
     CPPFLAGS=['-pie', '-fstack-protector-all', '-m32',
               '-fno-exceptions', '-O2', '-Wall', '-Werror'],
     LINKFLAGS=['-m32' ],
     LIBS = ['base', 'chromeos', 'rt'],
-    LIBPATH=['../../common', '../../third_party/chrome'],
 )
 env.ParseConfig('pkg-config --cflags --libs gobject-2.0 dbus-1 dbus-glib-1')
 
 env_serverlib = env.Clone()
 env_serverlib.DbusServerBindings('bindings/server.h', 'cryptohome.xml')
 env_serverlib.SharedLibrary('cryptohome_service', serverlib_sources)
 
 env_server = env.Clone()
 env_server.Append(LIBPATH = ['.'], LIBS=['cryptohome_service'])
 env_server.Program('cryptohomed', server_sources)
 
 # TODO(wad) we'll probably want a separate runner for client roundtrip tests
 env_tests = env.Clone()
 env_tests.Append(LIBPATH = ['.'], LIBS=['cryptohome_service', 'gtest'])
 env_tests.Program('cryptohome_testrunner', test_sources)
 
 env_client = env.Clone()
 env_client.DbusClientBindings('bindings/client.h', 'cryptohome.xml')
 env_client.Append(LIBPATH = ['.'])
 env_client.Program('example_client', example_sources)