Make 'Inline Method' refactoring work with the new analysis driver.

pkg/analysis_server/test/services/refactoring/inline_method_test.dart

Index: pkg/analysis_server/test/services/refactoring/inline_method_test.dart
diff --git a/pkg/analysis_server/test/services/refactoring/inline_method_test.dart b/pkg/analysis_server/test/services/refactoring/inline_method_test.dart
index bc1d29c381078a2033a8c8fd013ca4d5af6691ff..c629f935b6981cb6845da99a6e60eb7163838c17 100644
--- a/pkg/analysis_server/test/services/refactoring/inline_method_test.dart
+++ b/pkg/analysis_server/test/services/refactoring/inline_method_test.dart
@@ -1712,6 +1712,7 @@ main(bool p, bool p2, bool p3) {
 
   void _createRefactoring(String search) {
     int offset = findOffset(search);
-    refactoring = new InlineMethodRefactoring(searchEngine, testUnit, offset);
+    refactoring = new InlineMethodRefactoring(
+        searchEngine, (element) async => element.unit, testUnit, offset);
   }
 }