Remove search::GetSearchTerms since it always returns empty string

chrome/browser/ui/toolbar/toolbar_model_unittest.cc

 // 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.
 
 #include "components/toolbar/toolbar_model.h"
 
 #include <stddef.h>
 
 #include "base/command_line.h"
 #include "base/macros.h"
@@ skipping 85 matching lines @@
 void ToolbarModelTest::NavigateAndCheckText(
     const GURL& url,
     const base::string16& expected_text) {
   // Check while loading.
   content::NavigationController* controller =
       &browser()->tab_strip_model()->GetWebContentsAt(0)->GetController();
   controller->LoadURL(url, content::Referrer(), ui::PAGE_TRANSITION_LINK,
                       std::string());
   ToolbarModel* toolbar_model = browser()->toolbar_model();
   EXPECT_EQ(expected_text, toolbar_model->GetText());
-  EXPECT_FALSE(toolbar_model->WouldPerformSearchTermReplacement(false));
   EXPECT_TRUE(toolbar_model->ShouldDisplayURL());
 
   // Check after commit.
   CommitPendingLoad(controller);
   EXPECT_EQ(expected_text, toolbar_model->GetText());
-  EXPECT_FALSE(toolbar_model->WouldPerformSearchTermReplacement(false));
   EXPECT_TRUE(toolbar_model->ShouldDisplayURL());
 }
 
 void ToolbarModelTest::NavigateAndCheckElided(const GURL& url) {
   // Check while loading.
   content::NavigationController* controller =
       &browser()->tab_strip_model()->GetWebContentsAt(0)->GetController();
   controller->LoadURL(url, content::Referrer(), ui::PAGE_TRANSITION_LINK,
                       std::string());
   ToolbarModel* toolbar_model = browser()->toolbar_model();
@@ skipping 22 matching lines @@
   }
 }
 
 TEST_F(ToolbarModelTest, ShouldElideLongURLs) {
   AddTab(browser(), GURL(url::kAboutBlankURL));
   const std::string long_text(content::kMaxURLDisplayChars + 1024, '0');
   NavigateAndCheckElided(
       GURL(std::string("https://www.foo.com/?") + long_text));
   NavigateAndCheckElided(GURL(std::string("data:abc") + long_text));
 }