Turn components/crash into a layered component.

components/crash/content/app/breakpad_win.h

 // Copyright 2013 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.
 
-#ifndef COMPONENTS_CRASH_APP_BREAKPAD_WIN_H_
-#define COMPONENTS_CRASH_APP_BREAKPAD_WIN_H_
+#ifndef COMPONENTS_CRASH_CONTENT_APP_BREAKPAD_WIN_H_
+#define COMPONENTS_CRASH_CONTENT_APP_BREAKPAD_WIN_H_
 
 #include <windows.h>
 #include <string>
 #include <vector>
 
 namespace breakpad {
 
 void InitCrashReporter(const std::string& process_type_switch);
 
 // If chrome has been restarted because it crashed, this function will display
 // a dialog asking for permission to continue execution or to exit now.
 bool ShowRestartDialogIfCrashed(bool* exit_now);
 
 // Tells Breakpad that our process is shutting down and to consume
 // EXCEPTION_INVALID_HANDLE exceptions which occur if bad handle detection is
 // enabled and the sandbox handle closer has previously closed handles owned by
 // Windows DLLs.
 void ConsumeInvalidHandleExceptions();
 
 }  // namespace breakpad
 
-#endif  // COMPONENTS_CRASH_APP_BREAKPAD_WIN_H_
+#endif  // COMPONENTS_CRASH_CONTENT_APP_BREAKPAD_WIN_H_