Short-circuit failures in BLE js tests

chrome/test/data/extensions/api_test/bluetooth_low_energy/read_characteristic_value/runtest.js

Index: chrome/test/data/extensions/api_test/bluetooth_low_energy/read_characteristic_value/runtest.js
diff --git a/chrome/test/data/extensions/api_test/bluetooth_low_energy/read_characteristic_value/runtest.js b/chrome/test/data/extensions/api_test/bluetooth_low_energy/read_characteristic_value/runtest.js
index 7c80a9797459da8c44c0a37ce5ffa2b3c44f6adc..4807c2176ecbcd1960bcc7799ae006a0413757af 100644
--- a/chrome/test/data/extensions/api_test/bluetooth_low_energy/read_characteristic_value/runtest.js
+++ b/chrome/test/data/extensions/api_test/bluetooth_low_energy/read_characteristic_value/runtest.js
@@ -18,26 +18,27 @@ var characteristic = null;
 // 1. Unknown characteristic instanceId.
 readCharacteristicValue(badCharId, function (result) {
   if (result || !chrome.runtime.lastError) {
-    chrome.test.fail('\'badCharId\' did not cause failure');
+    chrome.test.sendMessage('\'badCharId\' did not cause failure');
   }
 
   // 2. Known characteristic instanceId, but call failure.
   readCharacteristicValue(charId, function (result) {
     if (result || !chrome.runtime.lastError) {
-      chrome.test.fail('readCharacteristicValue should have failed');
+      chrome.test.sendMessage('readCharacteristicValue should have failed');
     }
 
     // 3. Call should succeed.
     readCharacteristicValue(charId, function (result) {
       if (chrome.runtime.lastError) {
-        chrome.test.fail(chrome.runtime.lastError.message);
+        chrome.test.sendMessage(chrome.runtime.lastError.message);
       }
 
       characteristic = result;
 
-      chrome.test.sendMessage('ready', function (message) {
+      chrome.test.sendMessage('ready', function (reply) {
         chrome.test.runTests([testReadCharacteristicValue]);
       });
     });
   });
 });
+