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

chrome/browser/search/search.cc

Index: chrome/browser/search/search.cc
diff --git a/chrome/browser/search/search.cc b/chrome/browser/search/search.cc
index 5d8a7dfa0ac92decf4cc8cc6b717b88027a0c4dd..fc0f09e27b50c01e2f45013b1bc8e6b4609acae4 100644
--- a/chrome/browser/search/search.cc
+++ b/chrome/browser/search/search.cc
@@ -370,6 +370,11 @@ std::string InstantExtendedEnabledParam(bool for_search) {
       base::Uint64ToString(EmbeddedSearchPageVersion()) + "&";
 }
 
+std::string ForceInstantResultsParam(bool for_prerender) {
+  return (for_prerender || !IsInstantExtendedAPIEnabled()) ?
+      "ion=1&" : std::string();
+}
+
 bool IsQueryExtractionEnabled() {
 #if defined(OS_IOS) || defined(OS_ANDROID)
   return true;