Display a warning when autofill is disabled for a website.

chrome/browser/renderer_host/render_view_host.h

Index: chrome/browser/renderer_host/render_view_host.h
diff --git a/chrome/browser/renderer_host/render_view_host.h b/chrome/browser/renderer_host/render_view_host.h
index efcf56cf166437b8cdbee91b842bf8c35d27e647..9732dd92877adcf3a9ef9f65f10d6b80afa4a818 100644
--- a/chrome/browser/renderer_host/render_view_host.h
+++ b/chrome/browser/renderer_host/render_view_host.h
@@ -411,18 +411,18 @@ class RenderViewHost : public RenderWidgetHost {
   // set to false when creating a renderer-initiated window via window.open.
   void AllowScriptToClose(bool visible);
 
+  // Resets the stored AutoFill state.
+  void ResetAutoFillState(int query_id, bool autofill_disabled);
+
   // Called by the AutoFillManager when the list of suggestions is ready.
-  void AutoFillSuggestionsReturned(
-      int query_id,
-      const std::vector<string16>& values,
-      const std::vector<string16>& labels,
-      const std::vector<string16>& icons,
-      const std::vector<int>& unique_ids);
+  void AutoFillSuggestionsReturned(const std::vector<string16>& values,
+                                   const std::vector<string16>& labels,
+                                   const std::vector<string16>& icons,
+                                   const std::vector<int>& unique_ids);
 
   // Called by the AutocompleteHistoryManager when the list of suggestions is
   // ready.
   void AutocompleteSuggestionsReturned(
-      int query_id,
       const std::vector<string16>& suggestions);
 
   // Called by the AutoFillManager when the FormData has been filled out.
@@ -676,7 +676,8 @@ class RenderViewHost : public RenderWidgetHost {
   void OnMsgShouldCloseACK(bool proceed);
   void OnQueryFormFieldAutoFill(int request_id,
                                 bool form_autofilled,
-                                const webkit_glue::FormField& field);
+                                const webkit_glue::FormField& field,
+                                bool autofill_disabled);
   void OnDidShowAutoFillSuggestions();
   void OnRemoveAutocompleteEntry(const string16& field_name,
                                  const string16& value);
@@ -805,12 +806,15 @@ class RenderViewHost : public RenderWidgetHost {
   // what process type we use.
   bool is_extension_process_;
 
+  // TODO(isherman): Consider splitting these off into a helper class.
   // AutoFill and Autocomplete suggestions.  We accumulate these separately and
   // send them back to the renderer together.
   std::vector<string16> autofill_values_;
   std::vector<string16> autofill_labels_;
   std::vector<string16> autofill_icons_;
   std::vector<int> autofill_unique_ids_;
+  bool autofill_disabled_;
+  int autofill_query_id_;
 
   // Whether the accessibility tree should be saved, for unit testing.
   bool save_accessibility_tree_for_testing_;