Convert PageLoadMetrics to Mojo

chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.cc

Index: chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.cc
diff --git a/chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.cc b/chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.cc
index 6bc19602219b1ff130654d4e66a04eb69e6c7dbe..9e98a533ac57b2d39f2f73c330f738cf34cd754b 100644
--- a/chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.cc
+++ b/chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.cc
@@ -8,7 +8,7 @@
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
-#include "components/page_load_metrics/common/page_load_metrics_messages.h"
+#include "components/page_load_metrics/common/page_load_metrics_param_traits.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/web_contents_tester.h"
@@ -123,9 +123,7 @@ void PageLoadMetricsObserverTestHarness::SimulateTimingUpdate(
 void PageLoadMetricsObserverTestHarness::SimulateTimingAndMetadataUpdate(
     const PageLoadTiming& timing,
     const PageLoadMetadata& metadata) {
-  observer_->OnMessageReceived(PageLoadMetricsMsg_TimingUpdated(
-                                   observer_->routing_id(), timing, metadata),
-                               web_contents()->GetMainFrame());
+  observer_->OnTimingUpdated(web_contents()->GetMainFrame(), timing, metadata);
 }
 
 void PageLoadMetricsObserverTestHarness::SimulateInputEvent(