Permission Action Reporting: Fix flaky Browsertest

chrome/browser/safe_browsing/mock_permission_report_sender.h

Index: chrome/browser/safe_browsing/mock_permission_report_sender.h
diff --git a/chrome/browser/safe_browsing/mock_permission_report_sender.h b/chrome/browser/safe_browsing/mock_permission_report_sender.h
index 5f5841def225e5da25e6d86e239a8ce4fc25fc0c..821195b7d0759925606c76b64661316ff9cc51e5 100644
--- a/chrome/browser/safe_browsing/mock_permission_report_sender.h
+++ b/chrome/browser/safe_browsing/mock_permission_report_sender.h
@@ -5,6 +5,7 @@
 #ifndef CHROME_BROWSER_SAFE_BROWSING_MOCK_PERMISSION_REPORT_SENDER_H_
 #define CHROME_BROWSER_SAFE_BROWSING_MOCK_PERMISSION_REPORT_SENDER_H_
 
+#include "base/threading/thread_checker.h"
 #include "net/url_request/report_sender.h"
 
 namespace safe_browsing {
@@ -29,6 +30,9 @@ class MockPermissionReportSender : public net::ReportSender {
   GURL latest_report_uri_;
   std::string latest_report_;
   int number_of_reports_;
+  base::ThreadChecker thread_checker_;
+  base::Closure quit_closure_;
+  bool report_set_;
 
   DISALLOW_COPY_AND_ASSIGN(MockPermissionReportSender);
 };