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

runtime/vm/stub_code.h

 // Copyright (c) 2011, 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_STUB_CODE_H_
 #define RUNTIME_VM_STUB_CODE_H_
 
 #include "vm/allocation.h"
 #include "vm/assembler.h"
 
@@ skipping 100 matching lines @@
  private:
   RawCode* code_;
   uword entry_point_;
   uword checked_entry_point_;
   intptr_t size_;
   ExternalLabel label_;
 
   DISALLOW_COPY_AND_ASSIGN(StubEntry);
 };
 
-
 // class StubCode is used to maintain the lifecycle of stubs.
 class StubCode : public AllStatic {
  public:
   // Generate all stubs which are shared across all isolates, this is done
   // only once and the stub code resides in the vm_isolate heap.
   static void InitOnce();
 
   // Generate all stubs which are generated on a per isolate basis as they
   // have embedded objects which are isolate specific.
   static void Init(Isolate* isolate);
@@ skipping 64 matching lines @@
       Assembler* assembler,
       intptr_t num_args,
       const RuntimeEntry& handle_ic_miss,
       Token::Kind kind,
       bool optimized = false);
   static void GenerateUsageCounterIncrement(Assembler* assembler,
                                             Register temp_reg);
   static void GenerateOptimizedUsageCounterIncrement(Assembler* assembler);
 };
 
-
 enum DeoptStubKind { kLazyDeoptFromReturn, kLazyDeoptFromThrow, kEagerDeopt };
 
 // Zap value used to indicate unused CODE_REG in deopt.
 static const uword kZapCodeReg = 0xf1f1f1f1;
 
 // Zap value used to indicate unused return address in deopt.
 static const uword kZapReturnAddress = 0xe1e1e1e1;
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_STUB_CODE_H_