Simplification of the AUTOLOAD since there were blocks of code which could...

Simplification of the AUTOLOAD since there were blocks of code which could never be called. Removed these unused blocks.

modules/Bio/EnsEMBL/DBSQL/DBAdaptor.pm

@@ -916,26 +916,18 @@ sub AUTOLOAD {
   } else {
     throw( sprintf( "Could not work out type for %s\n", $AUTOLOAD ) );
   }
-  my $ret =
-    $reg->get_adaptor( $self->species(), $self->group(), $type );
-
-  if ($ret) {
-
-    return $ret;
-
-  } else {
-    warning(
-         sprintf(
-                "Could not find %s adaptor in the registry for %s %s\n",
-                $type, $self->species(), $self->group() ) );
-
-    throw( sprintf( "Could not get adaptor %s for %s %s\n",
-                    $type, $self->species(), $self->group() ) );
+  
+  my $ret = $reg->get_adaptor( $self->species(), $self->group(), $type );
 
-    return $ret;
-  }
+  return $ret if $ret;
+  
+  warning( sprintf(
+    "Could not find %s adaptor in the registry for %s %s\n",
+    $type, $self->species(), $self->group() ) );
 
-  die( sprintf( "No such method: %s\n", $AUTOLOAD ) );
+  throw( sprintf( 
+    "Could not get adaptor %s for %s %s\n",
+    $type, $self->species(), $self->group() ) );
 
 } ## end sub AUTOLOAD