Make header include guards great again

runtime/vm/code_patcher.h

 // Copyright (c) 2012, 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.
 // Class for patching compiled code.
 
-#ifndef VM_CODE_PATCHER_H_
-#define VM_CODE_PATCHER_H_
+#ifndef RUNTIME_VM_CODE_PATCHER_H_
+#define RUNTIME_VM_CODE_PATCHER_H_
 
 #include "vm/allocation.h"
 #include "vm/native_entry.h"
 
 namespace dart {
 
 // Forward declaration.
 class Array;
 class Code;
 class ExternalLabel;
@@ skipping 70 matching lines @@
                                   NativeFunction* target);
 
   static void PatchNativeCallAt(uword return_address,
                                 const Code& code,
                                 NativeFunction target,
                                 const Code& trampoline);
 };
 
 }  // namespace dart
 
-#endif  // VM_CODE_PATCHER_H_
+#endif  // RUNTIME_VM_CODE_PATCHER_H_