Remove search::IsQueryExtractionEnabled

components/search/search.h

Index: components/search/search.h
diff --git a/components/search/search.h b/components/search/search.h
index ee7fe8fada0319f5607a26cbe25c7d02c6b0cf87..a8b21a472bd179a09ab053c23772a24812e6f7ba 100644
--- a/components/search/search.h
+++ b/components/search/search.h
@@ -77,9 +77,6 @@ std::string InstantExtendedEnabledParam(bool for_search);
 // the returned string to be non-empty.
 std::string ForceInstantResultsParam(bool for_prerender);
 
-// Returns whether query extraction is enabled.
-bool IsQueryExtractionEnabled();
-
 // Returns true if 'prefetch_results' flag is set to true in field trials to
 // prefetch high-confidence search suggestions.
 bool ShouldPrefetchSearchResults();
@@ -93,13 +90,6 @@ bool ShouldReuseInstantSearchBasePage();
 // --google-base-url to point at non-HTTPS servers, which eases testing.)
 bool IsSuitableURLForInstant(const GURL& url, const TemplateURL* template_url);
 
-// -----------------------------------------------------
-// The following APIs are exposed for use in tests only.
-// -----------------------------------------------------
-
-// Forces query in the omnibox to be on for tests.
-void EnableQueryExtractionForTesting();
-
 }  // namespace search
 
 #endif  // COMPONENTS_SEARCH_SEARCH_H_