Add search_terms_replacement_key field to TemplateURL.

chrome/browser/search_engines/search_terms_data.cc

 // Copyright 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.
 
 #include "chrome/browser/search_engines/search_terms_data.h"
 
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
 #include "base/string_number_conversions.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 54 matching lines @@
 }
 
 std::string SearchTermsData::InstantEnabledParam() const {
   return std::string();
 }
 
 std::string SearchTermsData::InstantExtendedEnabledParam() const {
   return std::string();
 }
 
+std::string SearchTermsData::InstantExtendedEnabledKey() const {
+  return google_util::kInstantExtendedAPIParam;
+}
+
 // static
 std::string* UIThreadSearchTermsData::google_base_url_ = NULL;
 
 UIThreadSearchTermsData::UIThreadSearchTermsData(Profile* profile)
     : profile_(profile) {
   DCHECK(!BrowserThread::IsWellKnownThread(BrowserThread::UI) ||
       BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
 std::string UIThreadSearchTermsData::GoogleBaseURLValue() const {
@@ skipping 67 matching lines @@
     }
   }
   return std::string();
 }
 
 // static
 void UIThreadSearchTermsData::SetGoogleBaseURL(const std::string& base_url) {
   delete google_base_url_;
   google_base_url_ = base_url.empty() ? NULL : new std::string(base_url);
 }