Remove search::GetSearchTerms since it always returns empty string

components/toolbar/test_toolbar_model.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 "components/toolbar/test_toolbar_model.h"
 
 #include "components/grit/components_scaled_resources.h"
 #include "ui/gfx/vector_icons_public.h"
 
 TestToolbarModel::TestToolbarModel()
-    : perform_search_term_replacement_(false),
-      security_level_(security_state::SecurityStateModel::NONE),
+    : security_level_(security_state::SecurityStateModel::NONE),
 #if defined(TOOLKIT_VIEWS)
       icon_(gfx::VectorIconId::LOCATION_BAR_HTTP),
 #else
       icon_(gfx::VectorIconId::VECTOR_ICON_NONE),
 #endif
       should_display_url_(true) {
 }
 
 TestToolbarModel::~TestToolbarModel() {}
 
 base::string16 TestToolbarModel::GetText() const {
   return text_;
 }
 
 base::string16 TestToolbarModel::GetFormattedURL(size_t* prefix_end) const {
   return text_;
 }
 
 GURL TestToolbarModel::GetURL() const {
   return url_;
 }
 
-bool TestToolbarModel::WouldPerformSearchTermReplacement(
-    bool ignore_editing) const {
-  return perform_search_term_replacement_;
-}
-
 security_state::SecurityStateModel::SecurityLevel
 TestToolbarModel::GetSecurityLevel(bool ignore_editing) const {
   return security_level_;
 }
 
 int TestToolbarModel::GetIcon() const {
   // This placeholder implementation should be removed when MD is default.
   return IDR_LOCATION_BAR_HTTP;
 }
 
 gfx::VectorIconId TestToolbarModel::GetVectorIcon() const {
   return icon_;
 }
 
 base::string16 TestToolbarModel::GetEVCertName() const {
   return (security_level_ == security_state::SecurityStateModel::EV_SECURE)
              ? ev_cert_name_
              : base::string16();
 }
 
 bool TestToolbarModel::ShouldDisplayURL() const {
   return should_display_url_;
 }