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

runtime/bin/security_context.h

 // Copyright (c) 2017, 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_BIN_SECURITY_CONTEXT_H_
 #define RUNTIME_BIN_SECURITY_CONTEXT_H_
 
 #include <openssl/ssl.h>
 #include <openssl/x509.h>
 
@@ skipping 70 matching lines @@
   void LoadRootCertCache(const char* cache);
 
   SSL_CTX* context_;
   uint8_t* alpn_protocol_string_;
 
   bool trust_builtin_;
 
   DISALLOW_COPY_AND_ASSIGN(SSLCertContext);
 };
 
-
 class X509Helper : public AllStatic {
  public:
   static Dart_Handle GetSubject(Dart_NativeArguments args);
   static Dart_Handle GetIssuer(Dart_NativeArguments args);
   static Dart_Handle GetStartValidity(Dart_NativeArguments args);
   static Dart_Handle GetEndValidity(Dart_NativeArguments args);
   static Dart_Handle WrappedX509Certificate(X509* certificate);
 };
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // RUNTIME_BIN_SECURITY_CONTEXT_H_