Make header include guards great again

runtime/vm/constants_arm.h

 // Copyright (c) 2013, 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_CONSTANTS_ARM_H_
-#define VM_CONSTANTS_ARM_H_
+#ifndef RUNTIME_VM_CONSTANTS_ARM_H_
+#define RUNTIME_VM_CONSTANTS_ARM_H_
 
 #include "platform/globals.h"
 #include "platform/assert.h"
 
 namespace dart {
 
 // We support both VFPv3-D16 and VFPv3-D32 profiles, but currently only one at
 // a time.
 #if defined(__ARM_ARCH_7A__)
 #define VFPv3_D32
@@ skipping 750 matching lines @@
   // Use the At(pc) function to create references to Instr.
   static Instr* At(uword pc) { return reinterpret_cast<Instr*>(pc); }
 
  private:
   DISALLOW_ALLOCATION();
   DISALLOW_IMPLICIT_CONSTRUCTORS(Instr);
 };
 
 }  // namespace dart
 
-#endif  // VM_CONSTANTS_ARM_H_
+#endif  // RUNTIME_VM_CONSTANTS_ARM_H_