Correctly record and pass around navigation start time.

components/html_viewer/html_frame_apptest.cc

Index: components/html_viewer/html_frame_apptest.cc
diff --git a/components/html_viewer/html_frame_apptest.cc b/components/html_viewer/html_frame_apptest.cc
index 4bfc034c0d9a9e1ff6ac51881c15d0072041f47d..bbaf9e6863a593fe7e886d8c5e772af23d7b108b 100644
--- a/components/html_viewer/html_frame_apptest.cc
+++ b/components/html_viewer/html_frame_apptest.cc
@@ -10,6 +10,7 @@
 #include "base/run_loop.h"
 #include "base/strings/stringprintf.h"
 #include "base/test/test_timeouts.h"
+#include "base/time/time.h"
 #include "base/values.h"
 #include "components/html_viewer/public/interfaces/test_html_viewer.mojom.h"
 #include "components/mus/public/cpp/tests/view_manager_test_base.h"
@@ -229,7 +230,8 @@ class HTMLFrameTest : public ViewManagerTestBase {
     frame_tree_.reset(
         new FrameTree(result->GetContentHandlerID(), view, tree_client.Pass(),
                       frame_tree_delegate_.get(), frame_client,
-                      frame_connection.Pass(), Frame::ClientPropertyMap()));
+                      frame_connection.Pass(), Frame::ClientPropertyMap(),
+                      base::TimeTicks::Now()));
     frame_tree_delegate_->set_frame_tree(frame_tree_.get());
     return result;
   }