Turn components/crash into a layered component.

components/crash/content/app/crashpad_mac.h

 // Copyright 2015 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_CRASHPAD_MAC_H_
-#define COMPONENTS_CRASH_APP_CRASHPAD_MAC_H_
+#ifndef COMPONENTS_CRASH_CONTENT_APP_CRASHPAD_MAC_H_
+#define COMPONENTS_CRASH_CONTENT_APP_CRASHPAD_MAC_H_
 
 #include <time.h>
 
 #include <string>
 #include <vector>
 
 namespace crash_reporter {
 
 // Initializes Crashpad in a way that is appropriate for process_type. If
 // process_type is empty, initializes Crashpad for the browser process, which
@@ skipping 27 matching lines @@
 //
 // TODO(mark): The about:crashes UI expects to show only uploaded reports. If it
 // is ever enhanced to work well with un-uploaded reports, those should be
 // returned as well. Un-uploaded reports may have a pending upload, may have
 // experienced upload failure, or may have been collected while uploads were
 // disabled.
 void GetUploadedReports(std::vector<UploadedReport>* uploaded_reports);
 
 }  // namespace crash_reporter
 
-#endif  // COMPONENTS_CRASH_APP_CRASHPAD_MAC_H_
+#endif  // COMPONENTS_CRASH_CONTENT_APP_CRASHPAD_MAC_H_