Set instances

Author: Emmanuel Garcia

packages/path_provider/path_provider_windows/lib/src/path_provider_windows_real.dart

@@ -49,7 +49,7 @@ class VersionInfoQuerier {
 class PathProviderWindows extends PathProviderPlatform {
   /// Registers the Windows implementation.
   static void registerWith() {
-    // TODO(stuartmorgan): Fill this up.
+    PathProviderPlatform.instance = PathProviderWindows();
   }
 
   /// The object to use for performing VerQueryValue calls.

packages/shared_preferences/shared_preferences_linux/lib/shared_preferences_linux.dart

@@ -16,12 +16,9 @@ import 'package:shared_preferences_platform_interface/shared_preferences_platfor
 ///
 /// This class implements the `package:shared_preferences` functionality for Linux.
 class SharedPreferencesLinux extends SharedPreferencesStorePlatform {
-  /// The default instance of [SharedPreferencesLinux] to use.
-  static SharedPreferencesLinux instance = SharedPreferencesLinux();
-
   /// Registers the Linux implementation.
   static void registerWith() {
-    // TODO(stuartmorgan): Fill this up.
+    SharedPreferencesStorePlatform.instance = SharedPreferencesLinux();
   }
 
   /// Local copy of preferences

packages/shared_preferences/shared_preferences_windows/lib/shared_preferences_windows.dart

@@ -15,12 +15,9 @@ import 'package:path_provider_windows/path_provider_windows.dart';
 ///
 /// This class implements the `package:shared_preferences` functionality for Windows.
 class SharedPreferencesWindows extends SharedPreferencesStorePlatform {
-  /// The default instance of [SharedPreferencesWindows] to use.
-  static SharedPreferencesWindows instance = SharedPreferencesWindows();
-
   /// Registers the Windows implementation.
   static void registerWith() {
-    // TODO(stuartmorgan): Fill this up.
+    SharedPreferencesStorePlatform.instance = SharedPreferencesWindows();
   }
 
   /// File system used to store to disk. Exposed for testing only.