Deprecate FileUriResolver and RelativeFileUriResolver in source_io.dart, replace the usages with Re…

pkg/analyzer/lib/file_system/file_system.dart

Index: pkg/analyzer/lib/file_system/file_system.dart
diff --git a/pkg/analyzer/lib/file_system/file_system.dart b/pkg/analyzer/lib/file_system/file_system.dart
index 0acbc142c29af4be068c4d4dca739d9dbf7a7354..88d9e6aec31add26c1299d77b9c48954b7483fc2 100644
--- a/pkg/analyzer/lib/file_system/file_system.dart
+++ b/pkg/analyzer/lib/file_system/file_system.dart
@@ -219,7 +219,7 @@ class ResourceUriResolver extends UriResolver {
   /**
    * The name of the `file` scheme.
    */
-  static String _FILE_SCHEME = "file";
+  static String FILE_SCHEME = "file";

[Brian Wilkerson, 2016/06/16 17:39:30]

This should be marked 'final' now that it's public.

[jwren, 2016/06/16 18:09:56]

Done.

 
   final ResourceProvider _provider;
 
@@ -227,7 +227,7 @@ class ResourceUriResolver extends UriResolver {
 
   @override
   Source resolveAbsolute(Uri uri, [Uri actualUri]) {
-    if (!_isFileUri(uri)) {
+    if (!isFileUri(uri)) {
       return null;
     }
     Resource resource =
@@ -245,5 +245,5 @@ class ResourceUriResolver extends UriResolver {
   /**
    * Return `true` if the given [uri] is a `file` URI.
    */
-  static bool _isFileUri(Uri uri) => uri.scheme == _FILE_SCHEME;
+  static bool isFileUri(Uri uri) => uri.scheme == FILE_SCHEME;
 }