Remove search::GetSearchTerms since it always returns empty string

components/omnibox/browser/omnibox_field_trial_unittest.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 <memory>
 
 #include "base/command_line.h"
 #include "base/macros.h"
@@ skipping 345 matching lines @@
                     "rule1", OmniboxEventProto::NTP);      // exact match
     ExpectRuleValue("rule1-1-0-value",
                     "rule1", OmniboxEventProto::NTP);      // exact match
     ExpectRuleValue("rule1-*-*-value",
                     "rule1", OmniboxEventProto::BLANK);    // fallback to global
     ExpectRuleValue("rule1-3-0-value",
                     "rule1",
                     OmniboxEventProto::HOME_PAGE);         // exact match
     ExpectRuleValue("rule1-4-*-value",
                     "rule1", OmniboxEventProto::OTHER);    // partial fallback
-    ExpectRuleValue("rule1-*-*-value",
-                    "rule1",
-                    OmniboxEventProto::                    // fallback to global
-                    SEARCH_RESULT_PAGE_DOING_SEARCH_TERM_REPLACEMENT);
     // Tests for rule 2.
     ExpectRuleValue("rule2-*-0-value",
                     "rule2",
                     OmniboxEventProto::HOME_PAGE);         // partial fallback
     ExpectRuleValue("rule2-*-0-value",
                     "rule2", OmniboxEventProto::OTHER);    // partial fallback
 
     // Tests for rule 3.
     ExpectRuleValue("rule3-*-*-value",
                     "rule3",
@@ skipping 129 matching lines @@
       NULL, NULL, false,
       OmniboxFieldTrial::kDefaultMinimumTimeBetweenSuggestQueriesMs);
 
   // Valid params.
   VerifySuggestPollingStrategy("true", "50", true, 50);
   VerifySuggestPollingStrategy(NULL, "35", false, 35);
   VerifySuggestPollingStrategy(
       "true", NULL, true,
       OmniboxFieldTrial::kDefaultMinimumTimeBetweenSuggestQueriesMs);
 }