Implement MessageLoopForUI using GLib. This gets some exercise from...

build/SConscript.main

 # 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 os
 import shutil
 import sys
 
 
 p = ARGUMENTS.get('PROGRESS')
@@ skipping 326 matching lines @@
                              'PERL_INCLUDE_SUFFIX,'
                              '__env__, RDirs, TARGET, SOURCE)}'),
 
       ICU_LIBS = ['icu'],
   )
   # Build with support for gcov when COVERAGE=1.
   if ARGUMENTS.get('COVERAGE') == '1':
     env.Append(CCFLAGS=['-fprofile-arcs', '-ftest-coverage'])
     env.Append(LINKFLAGS=['-fprofile-arcs'])
 
-  # Build with system-provided NSS
+  # Build with system-provided NSS and GLib
   env.ParseConfig('pkg-config --cflags --libs nss')
+  env.ParseConfig('pkg-config --cflags --libs glib-2.0')
 
 elif env['PLATFORM'] == 'darwin':
 
   # For now, mac only loads the components we know work on Mac, by default.
   load = [
       'base',
       #'breakpad',
       'googleurl',
       'net',
       'sdch',
@@ skipping 202 matching lines @@
     initial_indent = ' '*32,
     subsequent_indent = ' '*32,
   )
   components = tw.fill(', '.join(components))
 
   Help(help_fmt % components)
 
 
 Import('build_component')
 Default(build_component)