Upstreaming mechanism to add query refinement to omnibox searches.

chrome/browser/autocomplete/autocomplete_browsertest.cc

Index: chrome/browser/autocomplete/autocomplete_browsertest.cc
diff --git a/chrome/browser/autocomplete/autocomplete_browsertest.cc b/chrome/browser/autocomplete/autocomplete_browsertest.cc
index 9f2b1e09b18f0f2619dbb08f10cfeb9ad8adbc51..2d47b5a88f3f3ed3ab87c518933ec192b4833cb9 100644
--- a/chrome/browser/autocomplete/autocomplete_browsertest.cc
+++ b/chrome/browser/autocomplete/autocomplete_browsertest.cc
@@ -121,8 +121,8 @@ IN_PROC_BROWSER_TEST_F(AutocompleteBrowserTest, MAYBE_Autocomplete) {
 
   {
     autocomplete_controller->Start(AutocompleteInput(
-        ASCIIToUTF16("chrome"), string16::npos, string16(), true, false, true,
-        AutocompleteInput::SYNCHRONOUS_MATCHES));
+        ASCIIToUTF16("chrome"), string16::npos, string16(), GURL(), true, false,
+        true, AutocompleteInput::SYNCHRONOUS_MATCHES));
 
     OmniboxView* location_entry = location_bar->GetLocationEntry();