PlzNavigate: implement CommitNavigation on the browser side

content/renderer/accessibility/renderer_accessibility_browsertest.cc

Index: content/renderer/accessibility/renderer_accessibility_browsertest.cc
diff --git a/content/renderer/accessibility/renderer_accessibility_browsertest.cc b/content/renderer/accessibility/renderer_accessibility_browsertest.cc
index 736ebb6e0f4c72cac5fce4029c42c5ba1a15fb4e..a197b9f3e10b7f93ad35d35312ebbd5bb18f8fc1 100644
--- a/content/renderer/accessibility/renderer_accessibility_browsertest.cc
+++ b/content/renderer/accessibility/renderer_accessibility_browsertest.cc
@@ -335,14 +335,15 @@ TEST_F(RendererAccessibilityTest,
   // because the element it was referring to no longer exists,
   // so the event here is from loading this new page.
   FrameMsg_Navigate_Params nav_params;
-  nav_params.url = GURL("data:text/html,<p>Hello, again.</p>");
-  nav_params.navigation_type = FrameMsg_Navigate_Type::NORMAL;
-  nav_params.transition = ui::PAGE_TRANSITION_TYPED;
+  nav_params.common_params.url = GURL("data:text/html,<p>Hello, again.</p>");
+  nav_params.common_params.navigation_type = FrameMsg_Navigate_Type::NORMAL;
+  nav_params.common_params.transition = ui::PAGE_TRANSITION_TYPED;
   nav_params.current_history_list_length = 1;
   nav_params.current_history_list_offset = 0;
   nav_params.pending_history_list_offset = 1;
   nav_params.page_id = -1;
-  nav_params.browser_navigation_start = base::TimeTicks::FromInternalValue(1);
+  nav_params.commit_params.browser_navigation_start =
+      base::TimeTicks::FromInternalValue(1);
   frame()->OnNavigate(nav_params);
   accessibility->SendPendingAccessibilityEvents();
   EXPECT_TRUE(sink_->GetUniqueMessageMatching(