Make header include guards great again

runtime/vm/report.h

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-#ifndef VM_REPORT_H_
-#define VM_REPORT_H_
+#ifndef RUNTIME_VM_REPORT_H_
+#define RUNTIME_VM_REPORT_H_
 
 #include "vm/allocation.h"
 #include "vm/token_position.h"
 
 namespace dart {
 
 // Forward declarations.
 class Error;
 class ICData;
 class RawString;
@@ skipping 44 matching lines @@
                                    TokenPosition token_pos,
                                    bool report_after_token,
                                    const String& message);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(Report);
 };
 
 }  // namespace dart
 
-#endif  // VM_REPORT_H_
+#endif  // RUNTIME_VM_REPORT_H_