Revert 22380 to investigate windows build break.

runtime/bin/main.cc

 // 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.
 
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
 
 #include "include/dart_api.h"
 #include "include/dart_debugger_api.h"
@@ skipping 244 matching lines @@
     if (strncmp(option, name, length) == 0) {
       return main_options[i].process(option + length);
     }
     i += 1;
     name = main_options[i].option_name;
   }
   return false;
 }
 
 
+static void* OpenFile(const char* name) {
+  File* file = File::Open(name, File::kWriteTruncate);
+  ASSERT(file != NULL);
+  return reinterpret_cast<void*>(file);
+}
+
+
+static void WriteFile(const void* buffer, intptr_t num_bytes, void* stream) {
+  ASSERT(stream != NULL);
+  File* file_stream = reinterpret_cast<File*>(stream);
+  bool bytes_written = file_stream->WriteFully(buffer, num_bytes);
+  ASSERT(bytes_written);
+}
+
+
+static void CloseFile(void* stream) {
+  delete reinterpret_cast<File*>(stream);
+}
+
+
 // Convert all the arguments to UTF8. On Windows, the arguments are
 // encoded in the current code page and not UTF8.
 //
 // Returns true if the arguments are converted. In that case
 // each of the arguments need to be deallocated using free.
 static bool Utf8ConvertArgv(int argc, char** argv) {
   int unicode_argc = 0;
   wchar_t** unicode_argv = ShellUtils::GetUnicodeArgv(&unicode_argc);
   if (unicode_argv == NULL) return false;
   for (int i = 0; i < unicode_argc; i++) {
@@ skipping 430 matching lines @@
     } else {
       PrintUsage();
       return kErrorExitCode;
     }
   }
 
   Dart_SetVMFlags(vm_options.count(), vm_options.arguments());
 
   // Initialize the Dart VM.
   if (!Dart_Initialize(CreateIsolateAndSetup, NULL, NULL, ShutdownIsolate,
-                       DartUtils::OpenFile,
-                       DartUtils::ReadFile,
-                       DartUtils::WriteFile,
-                       DartUtils::CloseFile)) {
+                       OpenFile, WriteFile, CloseFile)) {
     fprintf(stderr, "%s", "VM initialization failed\n");
     fflush(stderr);
     return kErrorExitCode;
   }
 
   DartUtils::SetOriginalWorkingDirectory();
 
   // Start the debugger wire protocol handler if necessary.
   if (start_debugger) {
     ASSERT(debug_port != 0);
@@ skipping 118 matching lines @@
 
   return Process::GlobalExitCode();
 }
 
 }  // namespace bin
 }  // namespace dart
 
 int main(int argc, char** argv) {
   return dart::bin::main(argc, argv);
 }