PlzNavigate: implement CommitNavigation on the browser side

content/browser/frame_host/navigation_request_info.cc

Index: content/browser/frame_host/navigation_request_info.cc
diff --git a/content/browser/frame_host/navigation_request_info.cc b/content/browser/frame_host/navigation_request_info.cc
index 91568ad36df55e3f0f963a2fafbbd7f70167c88b..a82b0e91c52e35cd20cdde8d90e4c02c5f907c0a 100644
--- a/content/browser/frame_host/navigation_request_info.cc
+++ b/content/browser/frame_host/navigation_request_info.cc
@@ -9,8 +9,10 @@
 namespace content {
 
 NavigationRequestInfo::NavigationRequestInfo(
+    const CoreNavigationParams& core_params,
     const FrameHostMsg_BeginNavigation_Params& params)
-    : navigation_params(params),
+    : core_params(core_params),
+      navigation_params(params),
       is_main_frame(true),
       parent_is_main_frame(false) {
 }