Remove CRLFs from extension test files.

chrome/test/data/extensions/api_test/permissions/optional_deny/background.html

 <script>
 
 var assertFalse = chrome.test.assertFalse;
 var assertTrue = chrome.test.assertTrue;
 var pass = chrome.test.callbackPass;
 
 var NO_TABS_PERMISSION =
     "You do not have permission to use 'windows.getAll'.";
 
 chrome.test.runTests([
@@ skipping 16 matching lines @@
           chrome.windows.getAll({populate: true}, function() {
             chrome.test.fail("Should not have tabs API permission.");
           });
         } catch (e) {
           assertTrue(e.message.indexOf(NO_TABS_PERMISSION) == 0);
         }
     }));
   }
 ]);
 </script>