Send URLs on non-zero prefix suggest requests also.

chrome/browser/omnibox/omnibox_field_trial.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_
 #define CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 84 matching lines @@
   // Returns whether the user is in any field trial where the
   // ZeroSuggestProvider should be used to get suggestions when the
   // user clicks on the omnibox but has not typed anything yet.
   static bool InZeroSuggestFieldTrial();
 
   // Returns whether the user is in a ZeroSuggest field trial, but should
   // show most visited URL instead.  This is used to compare metrics of
   // ZeroSuggest and most visited suggestions.
   static bool InZeroSuggestMostVisitedFieldTrial();
 
+  // Returns whether the user is in a ZeroSuggest field trial and URL-based
+  // suggestions can continue to appear after the user has started typing.
+  static bool InZeroSuggestAfterTypingFieldTrial();
+
   // ---------------------------------------------------------
   // For the ShortcutsScoringMaxRelevance experiment that's part of the
   // bundled omnibox field trial.
 
   // If the user is in an experiment group that, given the provided
   // |current_page_classification| context, changes the maximum relevance
   // ShortcutsProvider::CalculateScore() is supposed to assign, extract
   // that maximum relevance score and put in in |max_relevance|.  Returns
   // true on a successful extraction.  CalculateScore()'s return value is
   // a product of this maximum relevance score and some attenuating factors
@@ skipping 76 matching lines @@
   // prioritize different wildcard contexts, see the implementation.  How to
   // interpret the value is left to the caller; this is rule-dependent.
   static std::string GetValueForRuleInContext(
       const std::string& rule,
       AutocompleteInput::PageClassification page_classification);
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(OmniboxFieldTrial);
 };
 
 #endif  // CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_