Make header include guards great again

runtime/vm/jit_optimizer.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.
 
-#ifndef VM_JIT_OPTIMIZER_H_
-#define VM_JIT_OPTIMIZER_H_
+#ifndef RUNTIME_VM_JIT_OPTIMIZER_H_
+#define RUNTIME_VM_JIT_OPTIMIZER_H_
 
 #include "vm/intermediate_language.h"
 #include "vm/flow_graph.h"
 
 namespace dart {
 
 class CSEInstructionMap;
 template <typename T> class GrowableArray;
 class ParsedFunction;
 
@@ skipping 110 matching lines @@
   const Function& function() const { return flow_graph_->function(); }
 
   FlowGraph* flow_graph_;
 
   DISALLOW_COPY_AND_ASSIGN(JitOptimizer);
 };
 
 
 }  // namespace dart
 
-#endif  // VM_JIT_OPTIMIZER_H_
+#endif  // RUNTIME_VM_JIT_OPTIMIZER_H_