Short-circuit failures in BLE js tests

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

Index: chrome/test/data/extensions/api_test/bluetooth_low_energy/get_service/runtest.js
diff --git a/chrome/test/data/extensions/api_test/bluetooth_low_energy/get_service/runtest.js b/chrome/test/data/extensions/api_test/bluetooth_low_energy/get_service/runtest.js
index ac1a9f50ace322e17966fb1ec48620218ac236ea..d605bb2674fcd9b6918a2ab2997d8a96ae238f60 100644
--- a/chrome/test/data/extensions/api_test/bluetooth_low_energy/get_service/runtest.js
+++ b/chrome/test/data/extensions/api_test/bluetooth_low_energy/get_service/runtest.js
@@ -22,27 +22,27 @@ var service = null;
 
 function failOnError() {
   if (chrome.runtime.lastError) {
-    chrome.test.fail(chrome.runtime.lastError.message);
+    chrome.test.sendMessage(chrome.runtime.lastError.message);
   }
 }
 
 // 1. Unknown service instanceId.
 chrome.bluetoothLowEnergy.getService(badServiceId, function(result) {
   if (result || !chrome.runtime.lastError) {
-    chrome.test.fail('Unexpected service.');
+    chrome.test.sendMessage('Unexpected service.');
   }
 
   // 2. Known service instanceId, but the mapped device is unknown.
   chrome.bluetoothLowEnergy.getService(serviceId, function(result) {
     if (result || !chrome.runtime.lastError) {
-      chrome.test.fail('Unexpected service.');
+      chrome.test.sendMessage('Unexpected service.');
     }
 
     // 3. Known service instanceId, but the mapped device does not know about
     // the service.
     chrome.bluetoothLowEnergy.getService(serviceId, function(result) {
       if (result || !chrome.runtime.lastError) {
-        chrome.test.fail('Unexpected service.');
+        chrome.test.sendMessage('Unexpected service.');
       }
 
       // 4. Success.