Fix and re-enable the Feedback API Test.

chrome/test/data/extensions/api_test/feedback_private/basic/test.js

Index: chrome/test/data/extensions/api_test/feedback_private/basic/test.js
diff --git a/chrome/test/data/extensions/api_test/feedback_private/basic/test.js b/chrome/test/data/extensions/api_test/feedback_private/basic/test.js
index 8f69b61e7692b0e5b03650e502a101a2f5349499..a28f0222ae64b2fd8a0b409c4602ca41c795322c 100644
--- a/chrome/test/data/extensions/api_test/feedback_private/basic/test.js
+++ b/chrome/test/data/extensions/api_test/feedback_private/basic/test.js
@@ -23,6 +23,7 @@ chrome.test.runTests([
   function sendFeedbackTest() {
     var feedbackInfo = {};

[not at google - send to devlin, 2014/08/28 22:45:51]

feedbackInfo = {
  description: ...,
  sendHistograms: false,
};

?

[rkc, 2014/08/28 23:31:18]

Done.

     feedbackInfo.description = 'This is a test description';
+    feedbackInfo.sendHistograms = false;
     chrome.feedbackPrivate.sendFeedback(
         feedbackInfo, chrome.test.callbackPass(function(response) {
       chrome.test.assertEq(response, 'success');