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

runtime/vm/il_printer.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_IL_PRINTER_H_
 #define RUNTIME_VM_IL_PRINTER_H_
 
 #include "vm/flow_graph.h"
 #include "vm/intermediate_language.h"
 
 namespace dart {
 
 class BufferFormatter : public ValueObject {
  public:
   BufferFormatter(char* buffer, intptr_t size)
       : position_(0), buffer_(buffer), size_(size) {}
 
   void VPrint(const char* format, va_list args);
   void Print(const char* format, ...) PRINTF_ATTRIBUTE(2, 3);
 
  private:
   intptr_t position_;
   char* buffer_;
   const intptr_t size_;
 
   DISALLOW_COPY_AND_ASSIGN(BufferFormatter);
 };
 
-
 class ParsedFunction;
 
-
 // Graph printing.
 class FlowGraphPrinter : public ValueObject {
  public:
   static const intptr_t kPrintAll = -1;
 
   explicit FlowGraphPrinter(const FlowGraph& flow_graph,
                             bool print_locations = false)
       : function_(flow_graph.function()),
         block_order_(flow_graph.reverse_postorder()),
         print_locations_(print_locations) {}
@@ skipping 30 matching lines @@
 
  private:
   const Function& function_;
   const GrowableArray<BlockEntryInstr*>& block_order_;
   const bool print_locations_;
 };
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_IL_PRINTER_H_