Allow non default prefetch suggestions to be prefetched

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 6052a64f632d6d2485b3c2681355097f113b86ed..5743e5c97f62413d925cfae1cc3c182220859596 100644
--- a/chrome/browser/search/search.cc
+++ b/chrome/browser/search/search.cc
@@ -66,6 +66,7 @@ const uint64 kEmbeddedPageVersionDefault = 2;
 const char kHideVerbatimFlagName[] = "hide_verbatim";
 const char kPrefetchSearchResultsFlagName[] = "prefetch_results";
 const char kPrefetchSearchResultsOnSRP[] = "prefetch_results_srp";
+const char kAllowPrefetchNonDefaultMatch[] = "allow_prefetch_non_default_match";
 const char kPrerenderInstantUrlOnOmniboxFocus[] =
     "prerender_instant_url_on_omnibox_focus";
 
@@ -581,6 +582,15 @@ bool ShouldPrefetchSearchResults() {
       kPrefetchSearchResultsFlagName, false, flags);
 }
 
+bool ShouldAllowPrefetchNonDefaultMatch() {
+  if (!ShouldPrefetchSearchResults())
+    return false;
+
+  FieldTrialFlags flags;
+  return GetFieldTrialInfo(&flags) && GetBoolValueForFlagWithDefault(
+      kAllowPrefetchNonDefaultMatch, false, flags);
+}
+
 bool ShouldPrerenderInstantUrlOnOmniboxFocus() {
   if (!ShouldPrefetchSearchResults())
     return false;