SLING-8469: use resetBuffer instead of reset in SlingRequestDispatcher.
diff --git a/src/main/java/org/apache/sling/engine/impl/request/SlingRequestDispatcher.java b/src/main/java/org/apache/sling/engine/impl/request/SlingRequestDispatcher.java
index cd1b4a4..9f7924e 100644
--- a/src/main/java/org/apache/sling/engine/impl/request/SlingRequestDispatcher.java
+++ b/src/main/java/org/apache/sling/engine/impl/request/SlingRequestDispatcher.java
@@ -130,7 +130,7 @@
         // reset the response, will throw an IllegalStateException
         // if already committed, which will not be the case because
         // we already tested for this condition
-        response.reset();
+        response.resetBuffer();
 
         // ensure inclusion information attributes are not set
         request.removeAttribute(SlingConstants.ATTR_REQUEST_CONTENT);
@@ -278,4 +278,4 @@
         }
 
     }
-}
\ No newline at end of file
+}