Cleanup in components/search and chrome/browser/search

chrome/browser/ui/search/instant_search_prerenderer.h

Index: chrome/browser/ui/search/instant_search_prerenderer.h
diff --git a/chrome/browser/ui/search/instant_search_prerenderer.h b/chrome/browser/ui/search/instant_search_prerenderer.h
index a33edc8b1ad56df8a0d020f5acf65c1654a83bcb..c8804805c90d1ab35343ae2285d2d16fe99b41e6 100644
--- a/chrome/browser/ui/search/instant_search_prerenderer.h
+++ b/chrome/browser/ui/search/instant_search_prerenderer.h
@@ -90,10 +90,6 @@ class InstantSearchPrerenderer {
 
   content::WebContents* prerender_contents() const;
 
-  // Returns true if the |query| matches the last prefetched search query or if
-  // the 'reuse_instant_search_base_page' flag is enabled in the field trials.
-  bool QueryMatchesPrefetch(const base::string16& query) const;
-
   Profile* const profile_;
 
   // Instant search base page URL.