Move SearchTermsData::ForceInstantResultsParam() to chrome::ForceInstantResultsParam().

chrome/browser/search_engines/search_terms_data.h

Index: chrome/browser/search_engines/search_terms_data.h
diff --git a/chrome/browser/search_engines/search_terms_data.h b/chrome/browser/search_engines/search_terms_data.h
index 28f45727a371ed08cc4dfecb4380f2c73a5bb19e..feee80fec956c8f7cce9e57527d4a2fd098960d5 100644
--- a/chrome/browser/search_engines/search_terms_data.h
+++ b/chrome/browser/search_engines/search_terms_data.h
@@ -51,16 +51,6 @@ class SearchTermsData {
   // This implementation returns the empty string.
   virtual std::string GetSuggestRequestIdentifier() const;
 
-  // Returns a string that will cause the search results page to update
-  // incrementally. Currently, Instant Extended passes a different param to
-  // search results pages that also has this effect, so by default this function
-  // returns the empty string when Instant Extended is enabled. However, when
-  // doing instant search result prerendering, we still need to pass this param,
-  // as Instant Extended does not cause incremental updates by default for the
-  // prerender page. Callers should set |for_prerender| in this case to force
-  // the returned string to be non-empty.
-  virtual std::string ForceInstantResultsParam(bool for_prerender) const;
-
   // Returns a string indicating whether a non-default theme is active,
   // suitable for adding as a query string param to the homepage.  This only
   // applies if Instant Extended is enabled.  Returns an empty string otherwise.
@@ -85,8 +75,6 @@ class UIThreadSearchTermsData : public SearchTermsData {
   virtual std::string GetSearchClient() const OVERRIDE;
   virtual std::string GetSuggestClient() const OVERRIDE;
   virtual std::string GetSuggestRequestIdentifier() const OVERRIDE;
-  virtual std::string ForceInstantResultsParam(
-      bool for_prerender) const OVERRIDE;
   virtual std::string NTPIsThemedParam() const OVERRIDE;
 
   // Used by tests to override the value for the Google base URL.  Passing the