Correctly record and pass around navigation start time.

components/html_viewer/html_frame_apptest.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
 #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"
 #include "components/mus/public/cpp/view.h"
 #include "components/mus/public/cpp/view_tree_connection.h"
 #include "components/web_view/frame.h"
 #include "components/web_view/frame_connection.h"
 #include "components/web_view/frame_tree.h"
 #include "components/web_view/public/interfaces/frame.mojom.h"
 #include "components/web_view/test_frame_tree_delegate.h"
@@ skipping 199 matching lines @@
         base::Bind(&OnGotContentHandlerForRoot, &got_callback));
     ignore_result(ViewManagerTestBase::DoRunLoopWithTimeout());
     if (!got_callback)
       return nullptr;
     FrameConnection* result = frame_connection.get();
     FrameClient* frame_client = frame_connection->frame_client();
     ViewTreeClientPtr tree_client = frame_connection->GetViewTreeClient();
     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;
   }
 
   // ViewManagerTest:
   void SetUp() override {
     ViewManagerTestBase::SetUp();
 
     // Start a test server.
     http_server_.reset(new net::SpawnedTestServer(
@@ skipping 228 matching lines @@
         script_value_as_list->GetString(0u, &message_in_child);
       }
     }
   } while (message_in_child != "hello from parent" &&
            base::TimeTicks::Now() - start_time <
                TestTimeouts::action_timeout());
   EXPECT_EQ("hello from parent", message_in_child);
 }
 
 }  // namespace mojo