Using $CHROME_SRC_DIR in place of hash/.....

chrome/installer/util/SConscript

 # Copyright (c) 2006-2008 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.
 
 Import('env')
 
 env = env.Clone()
 
 
 env.Prepend(
     CPPPATH = [
         '$LZMA_SDK_DIR',
         '$CHROME_DIR/third_party/wtl/include',
         '$NPAPI_DIR',
         '$LIBXML_DIR/include',
         '$SKIA_DIR/include',
         '$SKIA_DIR/include/corecg',
         '$SKIA_DIR/platform',
         '$LIBPNG_DIR',
         '$ZLIB_DIR',
         '$BREAKPAD_DIR/src',
         '$LIBJPEG_DIR',
         '$ICU38_DIR/public/common',
         '$ICU38_DIR/public/i18n',
-        '#/..',
+        '$CHROME_SRC_DIR',
         '.',
     ],
     CPPDEFINES = [
         "_LZMA_IN_CB",
         "LIBXML_STATIC",
         "PNG_USER_CONFIG",
         "CHROME_PNG_WRITE_SUPPORT"
         "U_STATIC_IMPLEMENTATION",
     ],
     CCFLAGS = [
@@ skipping 23 matching lines @@
     'work_item.cc',
     'work_item_list.cc',
 ]
 
 x = env.ChromeStaticLibrary('util', input_files)
 
 
 # create_string_rc.py imports FP.py from the tools/grit/grit/extern
 # directory, so add that to PYTHONPATH for this command execution.
 env_x = env.Clone()
-env_x.AppendENVPath('PYTHONPATH', [Dir('#/../tools/grit/grit/extern').abspath])
+env_x.AppendENVPath('PYTHONPATH',
+    [env_x.Dir('$CHROME_SRC_DIR/tools/grit/grit/extern').abspath])
 env_x.Command(['$CHROME_DIR/installer/util/installer_util_strings.rc',
                '$CHROME_DIR/installer/util/installer_util_strings.h'],
               ['$CHROME_DIR/installer/util/prebuild/create_string_rc.py',
                '$CHROME_DIR/app/generated_resources.grd'] +
                env.Glob('$CHROME_DIR/app/resources/*.xtb'),
               "$PYTHON ${SOURCES[0]} ${TARGET.dir}")