Fix password mgr heuristics for sites that keep the login form around after signin

chrome/common/render_messages_internal.h

 // Copyright (c) 2010 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.
 
 // This header is meant to be included in multiple passes, hence no traditional
 // header guard.
 // See ipc_message_macros.h for explanation of the macros and passes.
 
 #include <map>
 #include <string>
@@ skipping 1403 matching lines @@
   IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,
                       ViewHostMsg_RunFileChooser_Params)
 
   // Notification that forms have been seen that are candidates for
   // filling/submitting by the AutoFillManager.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_FormsSeen,
                       std::vector<webkit_glue::FormData> /* forms */)
 
   // Notification that password forms have been seen that are candidates for
   // filling/submitting by the password manager.
-  IPC_MESSAGE_ROUTED1(ViewHostMsg_PasswordFormsSeen,
+  IPC_MESSAGE_ROUTED1(ViewHostMsg_PasswordFormsFound,
+                      std::vector<webkit_glue::PasswordForm> /* forms */)
+
+  // Notification that initial layout has occurred and the following password
+  // forms are visible on the page (e.g. not set to display:none.)
+  IPC_MESSAGE_ROUTED1(ViewHostMsg_PasswordFormsVisible,
                       std::vector<webkit_glue::PasswordForm> /* forms */)
 
   // Notification that a form has been submitted.  The user hit the button.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_FormSubmitted,
                       webkit_glue::FormData /* form */)
 
   // Used to tell the parent the user started dragging in the content area. The
   // WebDropData struct contains contextual information about the pieces of the
   // page the user dragged. The parent uses this notification to initiate a
   // drag session at the OS level.
@@ skipping 866 matching lines @@
                        int /* render_view_id */,
                        int /* bridge_id */)
 
   // The |render_view_id| and |bridge_id| requests Geolocation service to
   // resume.
   IPC_MESSAGE_CONTROL2(ViewHostMsg_Geolocation_Resume,
                        int /* render_view_id */,
                        int /* bridge_id */)
 
 IPC_END_MESSAGES(ViewHost)