Fixing ESC in instant-extended.

chrome/browser/instant/instant_controller.cc

Index: chrome/browser/instant/instant_controller.cc
diff --git a/chrome/browser/instant/instant_controller.cc b/chrome/browser/instant/instant_controller.cc
index 80f9b796a4cf181a57ac371c9af2bab3abe1c1df..ff5a9388da6d3d0c452713ec920f771df9e7191d 100644
--- a/chrome/browser/instant/instant_controller.cc
+++ b/chrome/browser/instant/instant_controller.cc
@@ -509,6 +509,21 @@ bool InstantController::OnUpOrDownKeyPressed(int count) {
   return true;
 }
 
+bool InstantController::OnCancel(string16 user_text) {
+  if (!extended_enabled_)
+    return false;
+
+  if (!instant_tab_ && !overlay_)
+    return false;
+
+  if (instant_tab_)
+    instant_tab_->CancelSelection(user_text);
+  else
+    overlay_->CancelSelection(user_text);
+
+  return true;
+}
+
 content::WebContents* InstantController::GetPreviewContents() const {
   return overlay_ ? overlay_->contents() : NULL;
 }