Only cache by-type lookups if configuration has been marked as frozen

Issue: SPR-9448

spring-beans/src/test/java/org/springframework/beans/factory/DefaultListableBeanFactoryTests.java

@@ -2178,6 +2178,8 @@ public class DefaultListableBeanFactoryTests {
 		}
 		bf.registerBeanDefinition("b", new RootBeanDefinition(B.class));
 
+		bf.freezeConfiguration();
+
 		for (int i=0; i<10000; i++) {
 			bf.getBean(B.class);
 		}