Fix and re-enable the Feedback API Test.

This test should now be working after the fixes to the screenshotting code
that initialy had made it fail.

Also adding an OWNERS file for the Feedback API directory.

R=kalman@chromium.org
BUG=369886

Review URL: https://codereview.chromium.org/516083002

Cr-Commit-Position: refs/heads/master@{#292547}

chrome/browser/extensions/api/feedback_private/OWNERS

+rkc@chromium.org

chrome/browser/extensions/api/feedback_private/feedback_private_apitest.cc

@@ -14,8 +14,7 @@ class FeedbackApiTest: public ExtensionApiTest {
   virtual ~FeedbackApiTest() {}
 };
 
-// Falis on buildbots. crbug.com/297414
-IN_PROC_BROWSER_TEST_F(FeedbackApiTest, DISABLED_Basic) {
+IN_PROC_BROWSER_TEST_F(FeedbackApiTest, Basic) {
   EXPECT_TRUE(RunExtensionTest("feedback_private/basic")) << message_;
 }
 

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

@@ -21,8 +21,10 @@ chrome.test.runTests([
     }));
   },
   function sendFeedbackTest() {
-    var feedbackInfo = {};
-    feedbackInfo.description = 'This is a test description';
+    var feedbackInfo = {
+      description: 'This is a test description',
+      sendHistograms: false
+    };
     chrome.feedbackPrivate.sendFeedback(
         feedbackInfo, chrome.test.callbackPass(function(response) {
       chrome.test.assertEq(response, 'success');