Collect tab timing information for use in telementry-based startup tests

chrome/test/ui/ui_test.h

Index: chrome/test/ui/ui_test.h
diff --git a/chrome/test/ui/ui_test.h b/chrome/test/ui/ui_test.h
index 02d759ac797bc9be801b8a48d97e48c857b4247f..99b360352d610108548a73819564585b08bffe5f 100644
--- a/chrome/test/ui/ui_test.h
+++ b/chrome/test/ui/ui_test.h
@@ -299,6 +299,10 @@ class UITestBase {
   // This can be set to true to have the test run the dom automation case.
   bool dom_automation_enabled_;
 
+  // This can be set to true to enable the stats collection controller JS
+  // bindings.
+  bool stats_collection_controller_enabled_;
+
   // See set_template_user_data().
   base::FilePath template_user_data_;