Adding untrusted crash dump / stack trace tests.

tools/code_hygiene.py

Index: tools/code_hygiene.py
diff --git a/tools/code_hygiene.py b/tools/code_hygiene.py
index 05d572b43f9b8e70bbc0a7b829905009d48c30a4..8438eb856206e08d702991bfc0090897f37e1c8c 100755
--- a/tools/code_hygiene.py
+++ b/tools/code_hygiene.py
@@ -1,5 +1,5 @@
 #!/usr/bin/python
-# Copyright (c) 2011 The Native Client Authors. All rights reserved.
+# Copyright (c) 2012 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
@@ -232,6 +232,7 @@ class UntrustedIfDefChecker(GenericRegexChecker):
     if 'is_untrusted' not in props: return False
     if 'is_untrusted_stubs' in props: return False
     if 'is_untrusted_ehsupport' in props: return False
+    if 'is_untrusted_crash_dump' in props: return False
     return '.c' in props or '.cc' in props
 
 
@@ -394,6 +395,10 @@ VALID_PROPS = {
     'is_untrusted': True,        # Is untrusted code.
     'is_untrusted_stubs': True,  # Is untrusted/stubs code.
     'is_untrusted_ehsupport': True,  # Is untrusted/ehsupport code.
+    'is_untrusted_crash_dump': True,  # Is untrusted/crash_dump code.
+                                      # Untrusted crash dumps need to vary by
+                                      # #ifdef __GLIBC__ because different
+                                      # memory layout information is available.
     'is_shared': True,           # Is shared code.
     'is_scons': True,            # Is scons file (not one generated by gyp).
 }
@@ -457,6 +462,8 @@ def FileProperties(filename, data):
     d['is_untrusted_stubs'] = True
   if 'src/untrusted/ehsupport/' in filename:
     d['is_untrusted_ehsupport'] = True
+  if 'src/untrusted/crash_dump/' in filename:
+    d['is_untrusted_crash_dump'] = True
   if 'src/untrusted/' in filename:
     d['is_untrusted'] = True
   if 'src/shared/' in filename: