Classify navigations without page id in parallel to the existing classifier.

content/browser/frame_host/navigation_entry_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/frame_host/navigation_entry_impl.h"
 
 #include "base/metrics/histogram.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/common/navigation_params.h"
@@ skipping 394 matching lines @@
   }
 
   return StartNavigationParams(
       GetHasPostData(), extra_headers(), browser_initiated_post_data,
       should_replace_entry(), transferred_global_request_id().child_id,
       transferred_global_request_id().request_id);
 }
 
 RequestNavigationParams NavigationEntryImpl::ConstructRequestNavigationParams(
     base::TimeTicks navigation_start,
+    bool intended_as_new_entry,
     int pending_history_list_offset,
     int current_history_list_offset,
     int current_history_list_length) const {
   // Set the redirect chain to the navigation's redirects, unless returning to a
   // completed navigation (whose previous redirects don't apply).
   std::vector<GURL> redirects;
   if (ui::PageTransitionIsNewNavigation(GetTransitionType())) {
     redirects = GetRedirectChain();
   }
 
   int pending_offset_to_send = pending_history_list_offset;
   int current_offset_to_send = current_history_list_offset;
   int current_length_to_send = current_history_list_length;
   if (should_clear_history_list()) {
     // Set the history list related parameters to the same values a
     // NavigationController would return before its first navigation. This will
     // fully clear the RenderView's view of the session history.
     pending_offset_to_send = -1;
     current_offset_to_send = -1;
     current_length_to_send = 0;
   }
   return RequestNavigationParams(
       GetIsOverridingUserAgent(), navigation_start, redirects,
       GetCanLoadLocalResources(), base::Time::Now(), GetPageState(),
-      GetPageID(), pending_offset_to_send, current_offset_to_send,
-      current_length_to_send, should_clear_history_list());
+      GetPageID(), GetUniqueID(), intended_as_new_entry, pending_offset_to_send,
+      current_offset_to_send, current_length_to_send,
+      should_clear_history_list());
 }
 
 void NavigationEntryImpl::ResetForCommit() {
   // Any state that only matters when a navigation entry is pending should be
   // cleared here.
   // TODO(creis): This state should be moved to NavigationRequest once
   // PlzNavigate is enabled.
   SetBrowserInitiatedPostData(nullptr);
   set_source_site_instance(nullptr);
   set_is_renderer_initiated(false);
@@ skipping 27 matching lines @@
   screenshot_ = png_data;
   if (screenshot_.get())
     UMA_HISTOGRAM_MEMORY_KB("Overscroll.ScreenshotSize", screenshot_->size());
 }
 
 GURL NavigationEntryImpl::GetHistoryURLForDataURL() const {
   return GetBaseURLForDataURL().is_empty() ? GURL() : GetVirtualURL();
 }
 
 }  // namespace content