Bring RFH/RVH unit tests closer to reality of how RF/RV are initialized

content/browser/frame_host/navigation_controller_impl_unittest.cc

Index: content/browser/frame_host/navigation_controller_impl_unittest.cc
diff --git a/content/browser/frame_host/navigation_controller_impl_unittest.cc b/content/browser/frame_host/navigation_controller_impl_unittest.cc
index a1ee050eb9dc4700a654341c0a54499ed850caad..124e59e1f143d0b7117b0f2fa3d929cc6bd2dc56 100644
--- a/content/browser/frame_host/navigation_controller_impl_unittest.cc
+++ b/content/browser/frame_host/navigation_controller_impl_unittest.cc
@@ -2822,6 +2822,10 @@ TEST_F(NavigationControllerTest, RestoreNavigateAfterFailure) {
       0, NavigationController::RESTORE_LAST_SESSION_EXITED_CLEANLY, &entries);
   ASSERT_EQ(0u, entries.size());
 
+  // Ensure the RenderFrame is initialized before simulating events coming from
+  // it.
+  main_test_rfh()->InitializeRenderFrameIfNeeded();
+
   // Before navigating to the restored entry, it should have a restore_type
   // and no SiteInstance.
   entry = our_controller.GetEntryAtIndex(0);
@@ -3250,6 +3254,8 @@ TEST_F(NavigationControllerTest, RendererInitiatedPendingEntries) {
 
   // We create pending entries for renderer-initiated navigations so that we
   // can show them in new tabs when it is safe.
+  main_test_rfh()->SendRendererInitiatedNavigationRequest(url1, false);
+  main_test_rfh()->PrepareForCommit();
   navigator->DidStartProvisionalLoad(main_test_rfh(), url1);
 
   // Simulate what happens if a BrowserURLHandler rewrites the URL, causing