OOPIF: Create subframe FrameNavigationEntries for AUTO_SUBFRAME navigations.

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/browser/frame_host/navigation_controller_impl.h"
@@ skipping 390 matching lines @@
   set_should_clear_history_list(false);
   set_frame_tree_node_id(-1);
 
 #if defined(OS_ANDROID)
   // Reset the time stamp so that the metrics are not reported if this entry is
   // loaded again in the future.
   set_intent_received_timestamp(base::TimeTicks());
 #endif
 }
 
+void NavigationEntryImpl::AddOrUpdateFrameEntry(int64 frame_tree_node_id,
+                                                SiteInstanceImpl* site_instance,
+                                                const GURL& url,
+                                                const Referrer& referrer) {
+  // TODO(creis): Walk tree to find the node to update.
+  // TODO(creis): Only create a new entry if one doesn't exist yet.
+  FrameNavigationEntry* frame_entry =
+      new FrameNavigationEntry(site_instance, url, referrer);
+  root_node()->children.push_back(
+      new NavigationEntryImpl::TreeNode(frame_entry));
+}
+
 void NavigationEntryImpl::SetScreenshotPNGData(
     scoped_refptr<base::RefCountedBytes> png_data) {
   screenshot_ = png_data;
   if (screenshot_.get())
     UMA_HISTOGRAM_MEMORY_KB("Overscroll.ScreenshotSize", screenshot_->size());
 }
 
 GURL NavigationEntryImpl::GetHistoryURLForDataURL() const {
   return GetBaseURLForDataURL().is_empty() ? GURL() : GetVirtualURL();
 }
@@ skipping 58 matching lines @@
             GetBrowserInitiatedPostData()->size());
   }
 
   return StartNavigationParams(
       GetHasPostData(), extra_headers(), browser_initiated_post_data,
       should_replace_entry(), transferred_global_request_id().child_id,
       transferred_global_request_id().request_id);
 }
 
 }  // namespace content