[dart:io] Add new functions to file_unsupported.cc.

runtime/bin/file_unsupported.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.
 
 #if defined(DART_IO_DISABLED)
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
 #include "include/dart_api.h"
 
@@ skipping 90 matching lines @@
       DartUtils::NewInternalError("File is not supported on this platform"));
 }
 
 
 void FUNCTION_NAME(File_LastModified)(Dart_NativeArguments args) {
   Dart_ThrowException(
       DartUtils::NewInternalError("File is not supported on this platform"));
 }
 
 
+void FUNCTION_NAME(File_LastAccessed)(Dart_NativeArguments args) {
+  Dart_ThrowException(
+      DartUtils::NewInternalError("File is not supported on this platform"));
+}
+
+
+void FUNCTION_NAME(File_SetLastModified)(Dart_NativeArguments args) {
+  Dart_ThrowException(
+      DartUtils::NewInternalError("File is not supported on this platform"));
+}
+
+
+void FUNCTION_NAME(File_SetLastAccessed)(Dart_NativeArguments args) {
+  Dart_ThrowException(
+      DartUtils::NewInternalError("File is not supported on this platform"));
+}
+
+
 void FUNCTION_NAME(File_Flush)(Dart_NativeArguments args) {
   Dart_ThrowException(
       DartUtils::NewInternalError("File is not supported on this platform"));
 }
 
 
 void FUNCTION_NAME(File_Lock)(Dart_NativeArguments args) {
   Dart_ThrowException(
       DartUtils::NewInternalError("File is not supported on this platform"));
 }
@@ skipping 79 matching lines @@
 
 void FUNCTION_NAME(File_AreIdentical)(Dart_NativeArguments args) {
   Dart_ThrowException(
       DartUtils::NewInternalError("File is not supported on this platform"));
 }
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // !defined(DART_IO_DISABLED)