Turn components/crash into a layered component.

PRESUBMIT_test.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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 glob
 import json
 import os
 import re
 import subprocess
@@ skipping 464 matching lines @@
       '"+tools/memory_watcher",',
       '"+third_party/lss/linux_syscall_support.h",',
     ]
     files_to_check = PRESUBMIT._FilesToCheckForIncomingDeps(re, changed_lines)
     expected = set([
       'breakpad/DEPS',
       'chrome/installer/DEPS',
       'chrome/plugin/chrome_content_plugin_client.h',
       'chrome/utility/chrome_content_utility_client.h',
       'chromeos/chromeos_paths.h',
-      'components/crash/DEPS',
+      'components/crash/content/DEPS',
       'components/nacl/common/DEPS',
       'content/public/browser/render_process_host.h',
       'policy/DEPS',
       'sandbox/DEPS',
       'tools/memory_watcher/DEPS',
       'third_party/lss/linux_syscall_support.h',
     ])
     self.assertEqual(expected, files_to_check);
 
 
@@ skipping 423 matching lines @@
     self.assertTrue('HasInlineTag.java:4' in msgs[2].items)
 
     # Util Log usage
     self.assertEqual(2, len(msgs[3].items))
     self.assertTrue('HasAndroidLog.java:3' in msgs[3].items)
     self.assertTrue('IsInBasePackageButImportsLog.java:4' in msgs[3].items)
 
 
 if __name__ == '__main__':
   unittest.main()