删除无用代码

git-svn-id: http://code.alibabatech.com/svn/druid/trunk@289 b9813039-fb51-4c41-a8b9-e21c2acb5095

src/main/java/com/alibaba/druid/stat/JdbcDataSourceStat.java

@@ -52,13 +52,6 @@ public class JdbcDataSourceStat implements JdbcDataSourceStatMBean {
         statementStat.reset();
         resultSetStat.reset();
 
-        for (JdbcSqlStat sqlStat : sqlStatMap.values()) {
-            if (sqlStat.getExecuteCount() == 0) {
-                continue;
-            }
-
-            sqlStat.reset();
-        }
         sqlStatMap.clear();
 
         for (JdbcConnectionStat.Entry connectionStat : connections.values()) {