Remove uses of configuration data

pkg/analyzer/test/generated/engine_test.dart

Index: pkg/analyzer/test/generated/engine_test.dart
diff --git a/pkg/analyzer/test/generated/engine_test.dart b/pkg/analyzer/test/generated/engine_test.dart
index e6ec9d968fd6ecd624719b00f61a25ecd3fea112..8bcd6bc1c36e399234288f8d263e386bf5f3b657 100644
--- a/pkg/analyzer/test/generated/engine_test.dart
+++ b/pkg/analyzer/test/generated/engine_test.dart
@@ -483,6 +483,7 @@ class TestAnalysisContext implements InternalAnalysisContext {
     return null;
   }
 
+  @deprecated
   @override
   Object/*=V*/ getConfigurationData/*<V>*/(ResultDescriptor/*<V>*/ key) {
     fail("Unexpected invocation of getConfigurationData");
@@ -685,6 +686,7 @@ class TestAnalysisContext implements InternalAnalysisContext {
     fail("Unexpected invocation of setChangedContents");
   }
 
+  @deprecated
   @override
   void setConfigurationData(ResultDescriptor key, Object data) {
     fail("Unexpected invocation of setConfigurationData");