[2219] editorial: move DataSourceInfo::getCacheClient closer to other methods

src/lib/datasrc/client_list.cc

@@ -57,6 +57,11 @@ ConfigurableClientList::DataSourceInfo::DataSourceInfo(
     }
 }
 
+const DataSourceClient*
+ConfigurableClientList::DataSourceInfo::getCacheClient() const {
+    return (cache_.get());
+}
+
 ConfigurableClientList::ConfigurableClientList(const RRClass& rrclass) :
     rrclass_(rrclass),
     mem_sgmt_(new util::MemorySegmentLocal),
@@ -64,11 +69,6 @@ ConfigurableClientList::ConfigurableClientList(const RRClass& rrclass) :
     allow_cache_(false)
 {}
 
-const DataSourceClient*
-ConfigurableClientList::DataSourceInfo::getCacheClient() const {
-    return (cache_.get());
-}
-
 void
 ConfigurableClientList::configure(const ConstElementPtr& config,
                                   bool allow_cache)