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

runtime/vm/runtime_entry_dbc.cc

 // Copyright (c) 2016, 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.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_DBC)
 
 #include "vm/runtime_entry.h"
 
 #include "vm/assembler.h"
 #include "vm/simulator.h"
 #include "vm/stub_code.h"
 
 namespace dart {
 
-
 uword RuntimeEntry::GetEntryPoint() const {
   return reinterpret_cast<uword>(function());
 }
 
-
 void RuntimeEntry::Call(Assembler* assembler, intptr_t argument_count) const {
   UNIMPLEMENTED();
 }
 
-
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_DBC