Revert "dart:io | Change File.fullPath to FileSystemEntity.resolveSymbolicLinks."

tests/standalone/io/file_error_test.dart

 // Copyright (c) 2013, 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.
 //
 // Dart test program for testing error handling in file I/O.
 
 import "dart:convert";
 import "dart:io";
 
 import "package:async_helper/async_helper.dart";
@@ skipping 112 matching lines @@
 
   var create = file.create();
   create.then((ignore) => Expect.fail("Unreachable code"))
   .catchError((error) {
     checkCreateInNonExistentDirectoryException(error);
     temp.deleteSync(recursive: true);
     asyncEnd();
   });
 }
 
-bool checkResolveSymbolicLinksOnNonExistentDirectoryException(e) {
+bool checkFullPathOnNonExistentDirectoryException(e) {
   Expect.isTrue(e is FileException);
   Expect.isTrue(e.osError != null);
-  Expect.isTrue(e.toString().indexOf("Cannot resolve symbolic links") != -1);
+  Expect.isTrue(e.toString().indexOf("Cannot retrieve full path") != -1);
   // File not not found has error code 2 on all supported platforms.
   Expect.equals(2, e.osError.errorCode);
 
   return true;
 }
 
-void testResolveSymbolicLinksOnNonExistentDirectory() {
+void testFullPathOnNonExistentDirectory() {
   asyncStart();
   Directory temp = tempDir();
   var file = new File("${temp.path}/nonExistentDirectory");
 
   // Full path non-existent directory should throw exception.
-  Expect.throws(() => file.resolveSymbolicLinksSync(),
-      (e) => checkResolveSymbolicLinksOnNonExistentDirectoryException(e));
+  Expect.throws(() => file.fullPathSync(),
+                (e) => checkFullPathOnNonExistentDirectoryException(e));
 
-  var resolvedFuture = file.resolveSymbolicLinks();
-  resolvedFuture.then((path) => Expect.fail("Unreachable code $path"))
+  var fullPathFuture = file.fullPath();
+  fullPathFuture.then((path) => Expect.fail("Unreachable code $path"))
   .catchError((error) {
-    checkResolveSymbolicLinksOnNonExistentDirectoryException(error);
+    checkFullPathOnNonExistentDirectoryException(error);
     temp.deleteSync(recursive: true);
     asyncEnd();
   });
 }
 
 void testReadAsBytesNonExistent() {
   asyncStart();
   Directory temp = tempDir();
   var file = new File("${temp.path}/nonExistentFile3");
 
@@ skipping 251 matching lines @@
                   (e) => e is FileException);
     done();
   });
 }
 
 main() {
   testOpenNonExistent();
   testDeleteNonExistent();
   testLengthNonExistent();
   testCreateInNonExistentDirectory();
-  testResolveSymbolicLinksOnNonExistentDirectory();
+  testFullPathOnNonExistentDirectory();
   testReadAsBytesNonExistent();
   testReadAsTextNonExistent();
   testReadAsLinesNonExistent();
   testWriteByteToReadOnlyFile();
   testWriteFromToReadOnlyFile();
   testTruncateReadOnlyFile();
   testOperateOnClosedFile();
   testRepeatedlyCloseFile();
   testRepeatedlyCloseFileSync();
   testReadSyncBigInt();
   testReadSyncClosedFile();
 }