Rolling back 25652.

chrome/installer/installer.gyp

 {
   'variables': {
     'version_py': '../../chrome/tools/build/version.py',
     'version_path': '../../chrome/VERSION',
     'lastchange_path': '<(SHARED_INTERMEDIATE_DIR)/build/LASTCHANGE',
     # 'branding_dir' is set in the 'conditions' section at the bottom.
   },
   'includes': [
     '../../build/common.gypi',
   ],
@@ skipping 173 matching lines @@
               # matching path names internally.
               'action_name': 'installer_util_strings',
               'inputs': [
                 'util/prebuild/create_string_rc.py',
                 '../app/generated_resources.grd',
               ],
               'outputs': [
                 '<(SHARED_INTERMEDIATE_DIR)/installer_util_strings/installer_util_strings.rc',
                 '<(SHARED_INTERMEDIATE_DIR)/installer_util_strings/installer_util_strings.h',
               ],
-              'msvs_quote_cmd': 0,
               'action': [
                 # The create_string_rc.py script requires the checked-in
                 # python.exe that has google modules installed, and
                 # a PYTHONPATH pointing to grit so it can import FP.
                 # TODO:  clean this up
                 'set PYTHONPATH=../../tools/grit/grit/extern', '&&',
                 '../../third_party/python_24/python.exe',
                 'util/prebuild/create_string_rc.py',
                 '<(SHARED_INTERMEDIATE_DIR)/installer_util_strings'
               ],
@@ skipping 422 matching lines @@
       'variables': {
          'branding_dir': '../app/theme/google_chrome',
       },
     }, { # else branding!="Chrome"
       'variables': {
          'branding_dir': '../app/theme/chromium',
       },
     }],
   ],
 }