removing undefined $response

apps/files_external/lib/webdav.php

@@ -234,12 +234,11 @@ class OC_FileStorage_DAV extends OC_Filestorage_Common{
 		$path1=$this->cleanPath($path1);
 		$path2=$this->root.$this->cleanPath($path2);
 		try {
-			$response=$this->client->request('MOVE', $path1, null, array('Destination'=>$path2));
+			$this->client->request('MOVE', $path1, null, array('Destination'=>$path2));
 			return true;
 		} catch(Exception $e) {
 			echo $e;
 			echo 'fail';
-			var_dump($response);
 			return false;
 		}
 	}
@@ -248,12 +247,11 @@ class OC_FileStorage_DAV extends OC_Filestorage_Common{
 		$path1=$this->cleanPath($path1);
 		$path2=$this->root.$this->cleanPath($path2);
 		try {
-			$response=$this->client->request('COPY', $path1, null, array('Destination'=>$path2));
+			$this->client->request('COPY', $path1, null, array('Destination'=>$path2));
 			return true;
 		} catch(Exception $e) {
 			echo $e;
 			echo 'fail';
-			var_dump($response);
 			return false;
 		}
 	}