Remove uses of configuration data

pkg/analyzer/test/src/context/context_test.dart

Index: pkg/analyzer/test/src/context/context_test.dart
diff --git a/pkg/analyzer/test/src/context/context_test.dart b/pkg/analyzer/test/src/context/context_test.dart
index 2379a053459b0429180b987a4f0f32fc5ac800c2..b9d77b17075cc9e10ed1b9f9d713737fdcc09051 100644
--- a/pkg/analyzer/test/src/context/context_test.dart
+++ b/pkg/analyzer/test/src/context/context_test.dart
@@ -977,15 +977,6 @@ main() {}''');
         });
   }
 
-  void test_configurationData() {
-    var key = new ResultDescriptor('test_key', 'TEST_DEFAULT');
-    var testData = ['test', 'data'];
-    context.setConfigurationData(key, testData);
-    expect(context.getConfigurationData(key), testData);
-    var unusedKey = new ResultDescriptor('unused_key', 'UNUSED_DEFAULT');
-    expect(context.getConfigurationData(unusedKey), 'UNUSED_DEFAULT');
-  }
-
   void test_dispose() {
     expect(context.isDisposed, isFalse);
     context.dispose();