PlzNavigate: identify same-page browser-initiated navigation.

content/browser/frame_host/navigation_request.cc

 // Copyright 2014 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_request.h"
 
 #include <utility>
 
 #include "content/browser/appcache/appcache_navigation_handle.h"
 #include "content/browser/appcache/chrome_appcache_service.h"
@@ skipping 183 matching lines @@
     bool is_same_document_history_load,
     bool is_history_navigation_in_new_child,
     const base::TimeTicks& navigation_start,
     NavigationControllerImpl* controller) {
   // Fill POST data in the request body.
   scoped_refptr<ResourceRequestBodyImpl> request_body;
   if (frame_entry.method() == "POST")
     request_body = frame_entry.GetPostData();
 
   std::unique_ptr<NavigationRequest> navigation_request(new NavigationRequest(
-      frame_tree_node, entry.ConstructCommonNavigationParams(
-                           frame_entry, request_body, dest_url, dest_referrer,
-                           navigation_type, lofi_state, navigation_start),
+      frame_tree_node,
+      entry.ConstructCommonNavigationParams(frame_entry, request_body, dest_url,
+                                            dest_referrer, navigation_type,
+                                            lofi_state, navigation_start),
       BeginNavigationParams(entry.extra_headers(), net::LOAD_NORMAL,
                             false,  // has_user_gestures
                             false,  // skip_service_worker
                             REQUEST_CONTEXT_TYPE_LOCATION),
       entry.ConstructRequestNavigationParams(
-          frame_entry, is_same_document_history_load,
-          is_history_navigation_in_new_child,
+          frame_entry, net::AreURLsInPageNavigation(
+                           frame_tree_node->current_url(), dest_url),
+          is_same_document_history_load, is_history_navigation_in_new_child,
           entry.GetSubframeUniqueNames(frame_tree_node),
           frame_tree_node->has_committed_real_load(),
           controller->GetPendingEntryIndex() == -1,
           controller->GetIndexOfEntry(&entry),
           controller->GetLastCommittedEntryIndex(),
           controller->GetEntryCount()),
       true, &frame_entry, &entry));
   return navigation_request;
 }
 
 // static
 std::unique_ptr<NavigationRequest> NavigationRequest::CreateRendererInitiated(
     FrameTreeNode* frame_tree_node,
     const CommonNavigationParams& common_params,
     const BeginNavigationParams& begin_params,
     int current_history_list_offset,
     int current_history_list_length) {
   // TODO(clamy): Check if some PageState should be provided here.
   // TODO(clamy): See how we should handle override of the user agent when the
   // navigation may start in a renderer and commit in another one.
   // TODO(clamy): See if the navigation start time should be measured in the
   // renderer and sent to the browser instead of being measured here.
   // TODO(clamy): The pending history list offset should be properly set.
   RequestNavigationParams request_params(
       false,                   // is_overriding_user_agent
       std::vector<GURL>(),     // redirects
       false,                   // can_load_local_resources
       PageState(),             // page_state
       0,                       // nav_entry_id
+      false,                   // is_same_document_navigation
       false,                   // is_same_document_history_load
       false,                   // is_history_navigation_in_new_child
       std::map<std::string, bool>(), // subframe_unique_names
       frame_tree_node->has_committed_real_load(),
       false,                   // intended_as_new_entry
       -1,                      // pending_history_list_offset
       current_history_list_offset, current_history_list_length,
       false,                   // is_view_source
       false,                   // should_clear_history_list
       begin_params.has_user_gesture);
@@ skipping 56 matching lines @@
 
 NavigationRequest::~NavigationRequest() {
 }
 
 void NavigationRequest::BeginNavigation() {
   DCHECK(!loader_);
   DCHECK(state_ == NOT_STARTED || state_ == WAITING_FOR_RENDERER_RESPONSE);
   state_ = STARTED;
   RenderFrameDevToolsAgentHost::OnBeforeNavigation(navigation_handle_.get());
 
-  if (ShouldMakeNetworkRequestForURL(common_params_.url)) {
+  if (ShouldMakeNetworkRequestForURL(common_params_.url) &&
+      !request_params_.is_same_document_navigation) {
     // It's safe to use base::Unretained because this NavigationRequest owns
     // the NavigationHandle where the callback will be stored.
     // TODO(clamy): pass the real value for |is_external_protocol| if needed.
     // TODO(clamy): pass the method to the NavigationHandle instead of a
     // boolean.
     navigation_handle_->WillStartRequest(
         common_params_.method, common_params_.post_data,
         Referrer::SanitizeForRequest(common_params_.url,
                                      common_params_.referrer),
         begin_params_.has_user_gesture, common_params_.transition, false,
@@ skipping 306 matching lines @@
   // Have the processing of the response resume in the network stack.
   loader_->ProceedWithResponse();
 
   CommitNavigation();
 
   // DO NOT ADD CODE after this. The previous call to CommitNavigation caused
   // the destruction of the NavigationRequest.
 }
 
 void NavigationRequest::CommitNavigation() {
-  DCHECK(response_ || !ShouldMakeNetworkRequestForURL(common_params_.url));
+  DCHECK(response_ || !ShouldMakeNetworkRequestForURL(common_params_.url) ||
+         request_params_.is_same_document_navigation);
   DCHECK(!common_params_.url.SchemeIs(url::kJavaScriptScheme));
 
   // Retrieve the RenderFrameHost that needs to commit the navigation.
   RenderFrameHostImpl* render_frame_host =
       navigation_handle_->GetRenderFrameHost();
   DCHECK(render_frame_host ==
              frame_tree_node_->render_manager()->current_frame_host() ||
          render_frame_host ==
              frame_tree_node_->render_manager()->speculative_frame_host());
 
   TransferNavigationHandleOwnership(render_frame_host);
 
   DCHECK_EQ(request_params_.has_user_gesture, begin_params_.has_user_gesture);
 
   render_frame_host->CommitNavigation(response_.get(), std::move(body_),
                                       common_params_, request_params_,
                                       is_view_source_);
 
   frame_tree_node_->ResetNavigationRequest(true);
 }
 
 }  // namespace content