Initial 'Extract Local' implementation.

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

Index: pkg/analysis_server/test/services/refactoring/abstract_rename.dart
diff --git a/pkg/analysis_server/test/services/refactoring/abstract_rename.dart b/pkg/analysis_server/test/services/refactoring/abstract_rename.dart
index 6d2dbcc9fa4a5d68d29a06b2265c2806981eefa0..dd7580da9d445361c7be332456c47cca9380600c 100644
--- a/pkg/analysis_server/test/services/refactoring/abstract_rename.dart
+++ b/pkg/analysis_server/test/services/refactoring/abstract_rename.dart
@@ -84,19 +84,6 @@ class RenameRefactoringTest extends RefactoringTest {
   }
 
   /**
-   * Asserts that [refactoringChange] contains a [FileEdit] for [testFile], and
-   * it results the [expectedCode].
-   */
-  void assertTestChangeResult(String expectedCode) {
-    // prepare FileEdit
-    FileEdit fileEdit = refactoringChange.getFileEdit(testFile);
-    expect(fileEdit, isNotNull);
-    // validate resulting code
-    String actualCode = applySequence(testCode, fileEdit.edits);
-    expect(actualCode, expectedCode);
-  }
-
-  /**
    * Creates a new [RenameRefactoring] in [refactoring] for the [Element] of
    * the [SimpleIdentifier] at the given [search] pattern.
    */