Remove unnecessary hide clauses

pkg/analyzer/lib/src/generated/bazel.dart

 // 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.
 
 library analyzer.src.generated.bazel;
 
-import 'dart:core' hide Resource;
+import 'dart:core';
 
 import 'package:analyzer/file_system/file_system.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/generated/source_io.dart';
 
 /**
  * Instances of the class `BazelFileUriResolver` resolve `file` URI's by first
  * resolving file uri's in the expected way, and then by looking in the
  * corresponding generated directories.
  */
@@ skipping 42 matching lines @@
     String uriPath = uri.path;
     String workspacePath = _workspaceDir.path;
 
     if (uriPath.startsWith(workspacePath) &&
         workspacePath.length < uriPath.length) {
       return uriPath.substring(workspacePath.length + 1);
     }
     return '';
   }
 }