PlzNavigate: reset NavigationRequest on user-initiated navigation commit

content/browser/frame_host/render_frame_host_manager.cc

Index: content/browser/frame_host/render_frame_host_manager.cc
diff --git a/content/browser/frame_host/render_frame_host_manager.cc b/content/browser/frame_host/render_frame_host_manager.cc
index 3a1921bb1f4fd708ba265327e41fa1212fc2be64..6ef20666abc8b7bbdb92876ef9e366c3515381dd 100644
--- a/content/browser/frame_host/render_frame_host_manager.cc
+++ b/content/browser/frame_host/render_frame_host_manager.cc
@@ -541,6 +541,8 @@ void RenderFrameHostManager::CommitPendingIfNecessary(
     // pending/speculative RenderFrameHost replaces the current one in the
     // commit call below.
     CommitPending();
+    if (IsBrowserSideNavigationEnabled())
+      frame_tree_node_->ResetNavigationRequest(false);
   } else if (render_frame_host == render_frame_host_.get()) {
     // A same-process navigation committed while a simultaneous cross-process
     // navigation is still ongoing.
@@ -556,6 +558,7 @@ void RenderFrameHostManager::CommitPendingIfNecessary(
     if (was_caused_by_user_gesture) {
       if (IsBrowserSideNavigationEnabled()) {
         CleanUpNavigation();
+        frame_tree_node_->ResetNavigationRequest(false);
       } else {
         CancelPending();
       }