Fixing ESC in instant-extended.

chrome/browser/instant/instant_controller.h

Index: chrome/browser/instant/instant_controller.h
diff --git a/chrome/browser/instant/instant_controller.h b/chrome/browser/instant/instant_controller.h
index a774364ead62e6f3ab7a36ffd5baa350373fb6eb..98c691f69dfe88de96bdfc9b6554ffab37982ce1 100644
--- a/chrome/browser/instant/instant_controller.h
+++ b/chrome/browser/instant/instant_controller.h
@@ -108,6 +108,13 @@ class InstantController : public InstantPage::Delegate {
   // handled the key press.
   bool OnUpOrDownKeyPressed(int count);
 
+  // Called when the user has arrowed into the suggestions but wants to cancel,
+  // typically by pressing ESC. The omnibox text is expected to have been
+  // reverted to |full_text| by the OmniboxEditModel prior to calling this.
+  // |match| is the match reverted to.
+  void OnCancel(const AutocompleteMatch& match,
+                const string16& full_text);
+
   // The preview WebContents. May be NULL. InstantController retains ownership.
   content::WebContents* GetPreviewContents() const;