Made hook_disable more E_ALL save.

googleanalytics.install

@@ -39,9 +39,12 @@ function googleanalytics_uninstall() {
  * Remove cache directory if module is disabled (or uninstalled).
  */
 function googleanalytics_disable() {
-  file_delete(file_directory_path() .'/googleanalytics/urchin.js');
-  file_delete(file_directory_path() .'/googleanalytics/ga.js');
-  rmdir(file_directory_path() .'/googleanalytics');
+  $path = file_directory_path() .'/googleanalytics';
+  if (file_exists($path)) {
+    file_delete($path .'/urchin.js');
+    file_delete($path .'/ga.js');
+    rmdir($path);
+  }
 }