Fix crash due to AutocompletePopup trying to draw the old results when they w...

chrome/browser/autocomplete/autocomplete.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 718 matching lines @@
   //
   // |prefer_keyword| should be true when the keyword UI is onscreen; this will
   // bias the autocomplete results toward the keyword provider when the input
   // string is a bare keyword.
   //
   // If |synchronous_only| is true, the controller asks the providers to only
   // return results which are synchronously available, which should mean that
   // all providers will be done immediately.
   //
   // The controller will fire
-  // NOTIFY_AUTOCOMPLETE_CONTROLLER_SYNCHRONOUS_RESULTS_AVAILABLE from inside
-  // this call, and unless the query is stopped, will fire at least one (and
-  // prehaps more) NOTIFY_AUTOCOMPLETE_CONTROLLER_RESULTS_UPDATED later as more
-  // results come in (even if the query completes synchronously).
+  // AUTOCOMPLETE_CONTROLLER_SYNCHRONOUS_MATCHES_AVAILABLE from inside this
+  // call, and unless the query is stopped, will fire at least one (and perhaps
+  // more) AUTOCOMPLETE_CONTROLLER_RESULT_UPDATED later as more results come in
+  // (even if the query completes synchronously).  Listeners should use the
+  // result set provided in the accompanying Details object to update
+  // themselves.
   void Start(const std::wstring& text,
              const std::wstring& desired_tld,
              bool prevent_inline_autocomplete,
              bool prefer_keyword,
              bool synchronous_only);
 
   // Cancels the current query, ensuring there will be no future notifications
   // fired.  If new matches have come in since the most recent notification was
   // fired, they will be discarded.
   //
@@ skipping 92 matching lines @@
   AutocompleteInput::Type input_type;
   // Selected index (if selected) or -1 (AutocompletePopupModel::kNoMatch).
   size_t selected_index;
   // Inline autocompleted length (if displayed).
   size_t inline_autocompleted_length;
   // Result set.
   const AutocompleteResult& result;
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_H_