Partially componentize //chrome/browser/search/search.{h,cc}

components/omnibox/browser/omnibox_field_trial.cc

 // Copyright 2014 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.
 
 #include "components/omnibox/browser/omnibox_field_trial.h"
 
 #include <cmath>
 #include <string>
 
 #include "base/command_line.h"
@@ skipping 465 matching lines @@
     const std::string& rule,
     OmniboxEventProto::PageClassification page_classification) {
   VariationParams params;
   if (!variations::GetVariationParams(kBundledExperimentFieldTrialName,
                                       &params)) {
     return std::string();
   }
   const std::string page_classification_str =
       base::IntToString(static_cast<int>(page_classification));
   const std::string instant_extended =
-      chrome::IsInstantExtendedAPIEnabled() ? "1" : "0";
+      search::IsInstantExtendedAPIEnabled() ? "1" : "0";
   // Look up rule in this exact context.
   VariationParams::const_iterator it = params.find(
       rule + ":" + page_classification_str + ":" + instant_extended);
   if (it != params.end())
     return it->second;
   // Fall back to the global page classification context.
   it = params.find(rule + ":*:" + instant_extended);
   if (it != params.end())
     return it->second;
   // Fall back to the global instant extended context.
   it = params.find(rule + ":" + page_classification_str + ":*");
   if (it != params.end())
     return it->second;
   // Look up rule in the global context.
   it = params.find(rule + ":*:*");
   return (it != params.end()) ? it->second : std::string();
 }