Removed fixed dependencies

packages/analyzer/test/src/summary/prelinker_test.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.test.src.summary.prelinker_test;
+
+import 'package:analyzer/src/generated/utilities_dart.dart';
+import 'package:analyzer/src/summary/idl.dart';
+import 'package:analyzer/src/summary/prelink.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
+import 'package:unittest/unittest.dart';
+
+import 'summarize_ast_test.dart';
+import 'summary_common.dart';
+
+main() {
+  groupSep = ' | ';
+  defineReflectiveTests(PrelinkerTest);
+}
+
+/**
+ * Override of [SummaryTest] which verifies the correctness of the prelinker by
+ * creating summaries from the element model, discarding their prelinked
+ * information, and then recreating it using the prelinker.
+ */
+@reflectiveTest
+class PrelinkerTest extends LinkedSummarizeAstTest {
+  @override
+  bool get skipFullyLinkedData => true;
+
+  @override
+  bool get strongMode => false;
+
+  @override
+  void serializeLibraryText(String text, {bool allowErrors: false}) {
+    super.serializeLibraryText(text, allowErrors: allowErrors);
+
+    UnlinkedUnit getPart(String relativeUri) {
+      String absoluteUri =
+          resolveRelativeUri(linkerInputs.testDartUri, Uri.parse(relativeUri))
+              .toString();
+      return linkerInputs.getUnit(absoluteUri);
+    }
+
+    UnlinkedPublicNamespace getImport(String relativeUri) {
+      return getPart(relativeUri)?.publicNamespace;
+    }
+
+    linked = new LinkedLibrary.fromBuffer(prelink(
+        linkerInputs.unlinkedDefiningUnit,
+        getPart,
+        getImport,
+        (String declaredVariable) => null).toBuffer());
+    validateLinkedLibrary(linked);
+  }
+}