VM: Re-format to use at most one newline between functions

runtime/vm/aot_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 RUNTIME_VM_AOT_OPTIMIZER_H_
 #define RUNTIME_VM_AOT_OPTIMIZER_H_
 
+#include "vm/flow_graph.h"
 #include "vm/intermediate_language.h"
-#include "vm/flow_graph.h"
 
 namespace dart {
 
 class CSEInstructionMap;
 template <typename T>
 class GrowableArray;
 class ParsedFunction;
 class Precompiler;
 class RawBool;
 
@@ skipping 120 matching lines @@
 
   const bool use_speculative_inlining_;
 
   GrowableArray<intptr_t>* inlining_black_list_;
 
   bool has_unique_no_such_method_;
 
   DISALLOW_COPY_AND_ASSIGN(AotOptimizer);
 };
 
-
 }  // namespace dart
 
 #endif  // RUNTIME_VM_AOT_OPTIMIZER_H_