Remove search::ShouldUseAltInstantURL and ShouldUseSearchPathForInstant

chrome/browser/search/search.h

Index: chrome/browser/search/search.h
diff --git a/chrome/browser/search/search.h b/chrome/browser/search/search.h
index bd8a27549ca375558770a486c8ad335799d3ff2b..79428252162808cb7af92d0dfe9371c1d05c33b6 100644
--- a/chrome/browser/search/search.h
+++ b/chrome/browser/search/search.h
@@ -166,17 +166,6 @@ InstantSupportState GetInstantSupportStateFromNavigationEntry(
 // Returns the Cacheable New Tab Page URL for the given |profile|.
 GURL GetNewTabPageURL(Profile* profile);
 
-// Returns true if 'use_alternate_instant_url' flag is set to true in field
-// trials to use an alternate Instant search base page URL for prefetching
-// search results. This allows experimentation of Instant search.
-bool ShouldUseAltInstantURL();
-
-// Returns true if 'use_search_path_for_instant' flag is set to true in field
-// trials to use an '/search' path in an alternate Instant search base page URL
-// for prefetching search results. This allows experimentation of Instant
-// search.
-bool ShouldUseSearchPathForInstant();
-
 }  // namespace search
 
 #endif  // CHROME_BROWSER_SEARCH_SEARCH_H_