HSEARCH-2508 Revert "HSEARCH-2419 Do not require @IndexedEmbedded to …

…make use of built-in container bridges"

This reverts commit 8d7597a.

engine/src/main/java/org/hibernate/search/bridge/impl/BridgeFactory.java

@@ -19,6 +19,7 @@
 import org.hibernate.annotations.common.reflection.XMember;
 import org.hibernate.search.annotations.ClassBridge;
 import org.hibernate.search.annotations.Field;
+import org.hibernate.search.annotations.IndexedEmbedded;
 import org.hibernate.search.annotations.Parameter;
 import org.hibernate.search.annotations.Spatial;
 import org.hibernate.search.bridge.AppliedOnTypeAwareBridge;
@@ -275,6 +276,9 @@ public FieldBridge buildFieldBridge(Field field,
 	}
 
 	private ContainerType getContainerType(XMember member, ReflectionManager reflectionManager) {
+		if ( ! member.isAnnotationPresent( IndexedEmbedded.class ) ) {
+			return ContainerType.SINGLE;
+		}
 		if ( member.isArray() ) {
 			return ContainerType.ARRAY;
 		}
@@ -285,6 +289,8 @@ private ContainerType getContainerType(XMember member, ReflectionManager reflect
 		if ( member.isCollection() && Map.class.equals( member.getCollectionClass() ) ) {
 			return ContainerType.MAP;
 		}
+		// marked @IndexedEmbedded but not a container
+		// => probably a @Field @IndexedEmbedded Foo foo;
 		return ContainerType.SINGLE;
 	}