Fixing ESC in instant-extended.

chrome/browser/instant/instant_page.h

 // 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.
 
 #ifndef CHROME_BROWSER_INSTANT_INSTANT_PAGE_H_
 #define CHROME_BROWSER_INSTANT_INSTANT_PAGE_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 123 matching lines @@
   void DetermineIfPageSupportsInstant();
 
   // Tells the page about the available autocomplete results.
   void SendAutocompleteResults(
       const std::vector<InstantAutocompleteResult>& results);
 
   // Tells the page that the user pressed Up or Down in the omnibox. |count| is
   // a repeat count, negative for moving up, positive for moving down.
   void UpOrDownKeyPressed(int count);
 
+  // Tells the page that the user pressed Esc in the omnibox after having
+  // arrowed down in the suggestions. The page should reset the selection to
+  // the first suggestion. |user_text| is what the omnibox has been reset to.
+  void CancelSelection(const string16& user_text);
+
   // Tells the page about the current theme background.
   void SendThemeBackgroundInfo(const ThemeBackgroundInfo& theme_info);
 
   // Tells the page about the current theme area height.
   void SendThemeAreaHeight(int height);
 
   // Tells the page whether it is allowed to display Instant results.
   void SetDisplayInstantResults(bool display_instant_results);
 
   // Tells the page whether the browser is capturing user key strokes.
@@ skipping 51 matching lines @@
   void OnSearchBoxNavigate(int page_id, const GURL& url,
                            content::PageTransition transition);
 
   Delegate* const delegate_;
   bool supports_instant_;
 
   DISALLOW_COPY_AND_ASSIGN(InstantPage);
 };
 
 #endif  // CHROME_BROWSER_INSTANT_INSTANT_PAGE_H_