letting web server commit the response naturally

vraptor-core/src/main/java/br/com/caelum/vraptor/serialization/gson/GsonJSONPSerialization.java

@@ -74,7 +74,6 @@ public void serialize() {
 								response.getWriter().append(callbackName).append("(");
 								super.serialize();
 								response.getWriter().append(")");
-								response.getWriter().flush();
 							} catch (IOException e) {
 								throw new ResultException("Unable to serialize data", e);
 							}

vraptor-core/src/main/java/br/com/caelum/vraptor/serialization/gson/GsonSerializer.java

@@ -15,7 +15,6 @@
  */
 package br.com.caelum.vraptor.serialization.gson;
 
-import static com.google.common.io.Flushables.flushQuietly;
 import static java.util.Collections.singletonMap;
 import static java.util.Objects.requireNonNull;
 
@@ -29,13 +28,13 @@
 
 import javax.enterprise.inject.Vetoed;
 
+import com.google.gson.Gson;
+
 import br.com.caelum.vraptor.core.ReflectionProvider;
 import br.com.caelum.vraptor.interceptor.TypeNameExtractor;
 import br.com.caelum.vraptor.serialization.Serializer;
 import br.com.caelum.vraptor.serialization.SerializerBuilder;
 
-import com.google.gson.Gson;
-
 /**
  * A SerializerBuilder based on Gson.
  *
@@ -144,8 +143,6 @@ public void serialize() {
 		} else {
 			gson.toJson(singletonMap(alias, root), writer);
 		}
-
-		flushQuietly(writer);
 	}
 
 	@Override