PlzNavigate: properly set the initiator of the navigation

content/common/navigation_params.cc

Index: content/common/navigation_params.cc
diff --git a/content/common/navigation_params.cc b/content/common/navigation_params.cc
index 8ab6ed48d8c107efc1f7be23fb77474794b94d1b..190a0516e05160534bfcd945036fd8cdfb93bb12 100644
--- a/content/common/navigation_params.cc
+++ b/content/common/navigation_params.cc
@@ -90,12 +90,14 @@ BeginNavigationParams::BeginNavigationParams(
     int load_flags,
     bool has_user_gesture,
     bool skip_service_worker,
-    RequestContextType request_context_type)
+    RequestContextType request_context_type,
+    const url::Origin& initiator)
     : headers(headers),
       load_flags(load_flags),
       has_user_gesture(has_user_gesture),
       skip_service_worker(skip_service_worker),
-      request_context_type(request_context_type) {}
+      request_context_type(request_context_type),
+      initiator(initiator) {}
 
 BeginNavigationParams::BeginNavigationParams(
     const BeginNavigationParams& other) = default;