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

runtime/bin/directory.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_BIN_DIRECTORY_H_
 #define RUNTIME_BIN_DIRECTORY_H_
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
 #include "bin/reference_counting.h"
@@ skipping 126 matching lines @@
   bool error() const { return error_; }
 
  private:
   PathBuffer path_buffer_;
   DirectoryListingEntry* top_;
   bool error_;
   bool recursive_;
   bool follow_links_;
 };
 
-
 class AsyncDirectoryListing : public ReferenceCounted<AsyncDirectoryListing>,
                               public DirectoryListing {
  public:
   enum Response {
     kListFile = 0,
     kListDirectory = 1,
     kListLink = 2,
     kListError = 3,
     kListDone = 4
   };
@@ skipping 24 matching lines @@
   virtual ~AsyncDirectoryListing() {}
   bool AddFileSystemEntityToResponse(Response response, const char* arg);
   CObjectArray* array_;
   intptr_t index_;
   intptr_t length_;
 
   friend class ReferenceCounted<AsyncDirectoryListing>;
   DISALLOW_IMPLICIT_CONSTRUCTORS(AsyncDirectoryListing);
 };
 
-
 class SyncDirectoryListing : public DirectoryListing {
  public:
   SyncDirectoryListing(Dart_Handle results,
                        const char* dir_name,
                        bool recursive,
                        bool follow_links)
       : DirectoryListing(dir_name, recursive, follow_links),
         results_(results),
         dart_error_(Dart_Null()) {
     add_string_ = DartUtils::NewString("add");
@@ skipping 14 matching lines @@
   Dart_Handle add_string_;
   Dart_Handle directory_type_;
   Dart_Handle file_type_;
   Dart_Handle link_type_;
   Dart_Handle dart_error_;
 
   DISALLOW_ALLOCATION()
   DISALLOW_IMPLICIT_CONSTRUCTORS(SyncDirectoryListing);
 };
 
-
 class Directory {
  public:
   enum ExistsResult { UNKNOWN, EXISTS, DOES_NOT_EXIST };
 
   static void List(DirectoryListing* listing);
   static ExistsResult Exists(const char* path);
 
   // Returns the current working directory. The caller must call
   // free() on the result.
   static char* CurrentNoScope();
@@ skipping 23 matching lines @@
  private:
   static char* system_temp_path_override_;
   DISALLOW_ALLOCATION();
   DISALLOW_IMPLICIT_CONSTRUCTORS(Directory);
 };
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // RUNTIME_BIN_DIRECTORY_H_