Back out r7826, which broke the Linux build

site_scons/site_tools/chromium_builders.py

 # 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.
 
 """
 Tool module for adding, to a construction environment, Chromium-specific
 wrappers around Hammer builders.  This gives us a central place for any
 customization we need to make to the different things we build.
 """
 
@@ skipping 35 matching lines @@
       except ValueError:
         pass
       else:
         top[i] = new
 
 import __builtin__
 __builtin__.ChromeFileList = ChromeFileList
 
 def compilable_files(sources):
   if not hasattr(sources, 'entries'):
-    return [x for x in sources if not str(x).endswith('.h')
-                               and not str(x).endswith('.dat')]
+    return [x for x in sources if not str(x).endswith('.h')]
   result = []
   for top, folders, nonfolders in MSVS.FileListWalk(sources):
-    result.extend([x for x in nonfolders if not str(x).endswith('.h')
-                                         and not str(x).endswith('.dat')])
+    result.extend([x for x in nonfolders if not str(x).endswith('.h')])
   return result
 
 def ChromeProgram(env, target, source, *args, **kw):
   source = compilable_files(source)
   result = env.ComponentProgram(target, source, *args, **kw)
   if env.get('INCREMENTAL'):
     env.Precious(result)
   return result
 
 def ChromeTestProgram(env, target, source, *args, **kw):
@@ skipping 44 matching lines @@
   env.AddMethod(ChromeLibrary)
   env.AddMethod(ChromeStaticLibrary)
   env.AddMethod(ChromeSharedLibrary)
   env.AddMethod(ChromeObject)
   env.AddMethod(ChromeMSVSFolder)
   env.AddMethod(ChromeMSVSProject)
   env.AddMethod(ChromeMSVSSolution)
 
 def exists(env):
   return True