chrome-search: should not be display-isolated

chrome/browser/ui/search/instant_page.h

Index: chrome/browser/ui/search/instant_page.h
diff --git a/chrome/browser/ui/search/instant_page.h b/chrome/browser/ui/search/instant_page.h
index 8ddaf0ad616a8faa596f8db2f65bcacc8d780f6f..ea01497e1228dce9d023f40de08e3a4c6f7229f6 100644
--- a/chrome/browser/ui/search/instant_page.h
+++ b/chrome/browser/ui/search/instant_page.h
@@ -140,9 +140,6 @@ class InstantPage : public content::WebContentsObserver {
   // Tells the page about the font information.
   void InitializeFonts();
 
-  // Grant renderer-side chrome-search: access rights for select origins.
-  void GrantChromeSearchAccessFromOrigin(const GURL& origin_url);
-
   // Tells the renderer to determine if the page supports the Instant API, which
   // results in a call to InstantSupportDetermined() when the reply is received.
   void DetermineIfPageSupportsInstant();