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 78e32590189b068fb458d172ac1e0a7f3f6fffca..65649452940e096ae29de6d4f989b3abbbb77e03 100644
--- a/chrome/browser/ui/search/instant_page.h
+++ b/chrome/browser/ui/search/instant_page.h
@@ -142,9 +142,6 @@ 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();