Initial checkin of the out of process worker implementation....

chrome/renderer/renderer.scons

 # 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.SConscript([
     '$CHROME_DIR/third_party/wtl/using_wtl.scons',
@@ skipping 90 matching lines @@
     'renderer_main.cc',
     'renderer_resources.h',
     'user_script_slave.cc',
     'user_script_slave.h',
     'visitedlink_slave.cc',
     'visitedlink_slave.h',
     'webmediaplayer_delegate_impl.cc',
     'webmediaplayer_delegate_impl.h',
     'webplugin_delegate_proxy.cc',
     'webplugin_delegate_proxy.h',
+    'webworker_proxy.cc',
+    'webworker_proxy.h',
 ])
 
 if not env.Bit('windows'):
   # Windows-specific.
   input_files.Remove(
       '$CHROME_DIR/tools/build/win/precompiled_wtl$OBJSUFFIX',
       '$CHROME_DIR/tools/build/win/precompiled_wtl.h',
   )
 
 if env.Bit('linux'):
@@ skipping 75 matching lines @@
                 './renderer.vsprops',
                 '$(SolutionDir)../build/release.vsprops',
             ])
 
 p.AddFileConfig('../tools/build/win/precompiled_wtl.cc',
                 'Debug|Win32',
                 tools=[
                     MSVSTool('VCCLCompilerTool',
                              UsePrecompiledHeader='1'),
                 ])