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 1a08425b39423b7f64eba611099f18fa94b632fc..627db0c7f6b6d42f3da58e2cb2312105f6e14054 100644
--- a/chrome/browser/instant/instant_controller.h
+++ b/chrome/browser/instant/instant_controller.h
@@ -111,6 +111,11 @@ 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 |user_text| by the OmniboxEditModel prior to calling this.
+  void OnCancel(const string16& user_text);
+
   // The preview WebContents. May be NULL. InstantController retains ownership.
   content::WebContents* GetPreviewContents() const;