Revert of Remove the use of page id from determining whether to send the initial document notification.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 29ce316e0cb222fd21eb813114712d1f1a66bddd..c862b83fb3e181047b823a4fafd296c4949ed704 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -1983,18 +1983,10 @@
 
 void RenderFrameImpl::didAccessInitialDocument(blink::WebLocalFrame* frame) {
   DCHECK(!frame_ || frame_ == frame);
-  // If the request hasn't yet committed, notify the browser process that it is
-  // no longer safe to show the pending URL of the main frame, since a URL spoof
-  // is now possible. (If the request has committed, the browser already knows.)
-  if (!frame->parent()) {
-    DocumentState* document_state =
-        DocumentState::FromDataSource(frame->dataSource());
-    NavigationState* navigation_state = document_state->navigation_state();
-
-    if (!navigation_state->request_committed()) {
-      Send(new FrameHostMsg_DidAccessInitialDocument(routing_id_));
-    }
-  }
+  // Notify the browser process that it is no longer safe to show the pending
+  // URL of the main frame, since a URL spoof is now possible.
+  if (!frame->parent() && render_view_->page_id_ == -1)
+    Send(new FrameHostMsg_DidAccessInitialDocument(routing_id_));
 }
 
 // TODO(alexmos): Remove once Blink is updated to use the version that takes