Change getters syntax in dart:io library.

runtime/bin/platform_impl.dart

Index: runtime/bin/platform_impl.dart
diff --git a/runtime/bin/platform_impl.dart b/runtime/bin/platform_impl.dart
index d688a464b2736c3673909d32a72644d4daad0f4c..8949f794b61c7a5a7afb203c080573bd31b9341e 100644
--- a/runtime/bin/platform_impl.dart
+++ b/runtime/bin/platform_impl.dart
@@ -9,19 +9,19 @@ class _Platform {
   static _localHostname() native "Platform_LocalHostname";
   static _environment() native "Platform_Environment";
 
-  static int get numberOfProcessors() {
+  static int get numberOfProcessors {
     return _numberOfProcessors();
   }
 
-  static String get pathSeparator() {
+  static String get pathSeparator {
     return _pathSeparator();
   }
 
-  static String get operatingSystem() {
+  static String get operatingSystem {
     return _operatingSystem();
   }
 
-  static String get localHostname() {
+  static String get localHostname {
     var result = _localHostname();
     if (result is OSError) {
       throw result;
@@ -30,7 +30,7 @@ class _Platform {
     }
   }
 
-  static Map<String, String> get environment() {
+  static Map<String, String> get environment {
     var env = _environment();
     if (env is OSError) {
       throw env;