Clean up package imports and library names

pkg/analyzer/lib/instrumentation/file_instrumentation.dart

Index: pkg/analyzer/lib/instrumentation/file_instrumentation.dart
diff --git a/pkg/analyzer/lib/instrumentation/file_instrumentation.dart b/pkg/analyzer/lib/instrumentation/file_instrumentation.dart
index 72691156d66f7d7248305e3aa5d17c5f9420ca1f..fe36a9eb8bb5d70dfde52a2803d8bda745698a3f 100644
--- a/pkg/analyzer/lib/instrumentation/file_instrumentation.dart
+++ b/pkg/analyzer/lib/instrumentation/file_instrumentation.dart
@@ -2,7 +2,7 @@
 // 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 file_instrumentation;
+library analyzer.instrumentation.file_instrumentation;
 
 import 'dart:async';
 import 'dart:io';