Convert from using env['PLATFORM'] directly to using the more flexible...

webkit/glue/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.Append(
     CPPPATH = [
         '$WEBKIT_DIR/build/WebCore',
     ]
 )
 
-if env['PLATFORM'] == 'win32':
+if env.Bit('windows'):
   env.Append(
       CCFLAGS = [
           '/TP',
 
           '/WX',
 
           '/wd4800',
       ],
   )
 
@@ skipping 46 matching lines @@
   'webframeloaderclient_impl.cc',
   'webhistoryitem_impl.cc',
   'webkit_glue.cc',
   'webplugin_impl.cc',
   'webtextinput_impl.cc',
   'weburlrequest_impl.cc',
   'webwidget_impl.cc',
   'webview_impl.cc',
 ]
 
-if env['PLATFORM'] == 'posix':
+if env.Bit('linux'):
   # TODO(port): until we have plugin support for Linux, these files aren't
   # built.
   remove_files = [
     'plugins/plugin_host.cc',
     'plugins/plugin_instance.cc',
     'plugins/plugin_string_stream.cc',
     'plugins/plugin_stream_url.cc',
   ]
 
   for file in remove_files:
     input_files.remove(file)
 
-if env['PLATFORM'] == 'win32':
+if env.Bit('windows'):
   # TODO(port): These extra files aren't win32-specific, they've just not been
   # tested on other platforms yet.
   input_files.extend([
     '$PENDING_DIR/AccessibleBase.cpp',
     '$PENDING_DIR/AccessibleDocument.cpp',
     'glue_accessibility.cc',
     'plugins/mozilla_extensions.cc',
     'plugins/plugin_lib.cc',
     'plugins/plugin_list.cc',
     'plugins/webplugin_delegate_impl.cc',
     'webdropdata.cc',
   ])
 
-if env['PLATFORM'] == 'win32':
+if env.Bit('windows'):
   input_files.extend([
     'plugins/plugin_stream_win.cc',
     'webcursor_win.cc',
     'webinputevent_win.cc',
     'webkit_glue_win.cc',
   ])
-elif env['PLATFORM'] == 'posix':
+elif env.Bit('linux'):
   input_files.extend([
       'webcursor_gtk.cc',
       'webinputevent_linux.cc',
       'webkit_glue_gtk.cc',
   ])
-elif env['PLATFORM'] == 'darwin':
+elif env.Bit('mac'):
   input_files.extend([
     'webcursor_mac.mm',
   ])
 
-if env['PLATFORM'] in ('posix', 'darwin'):
+if env.Bit('posix'):
   input_files.extend([
     'plugins/plugin_stream_posix.cc',
   ])
 
 env.ChromeStaticLibrary('glue', input_files)