Remove SafeSearchURLCheckerTest.Equivalence which doesn't test anything

chrome/browser/safe_search_api/safe_search_url_checker_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 "chrome/browser/safe_search_api/safe_search_url_checker.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <string>
@@ skipping 117 matching lines @@
     SendValidResponse(true);
   }
   {
     GURL url(GetNewURL());
     ASSERT_FALSE(CheckURL(url));
     EXPECT_CALL(*this, OnCheckDone(url, Classification::SAFE, true));
     SendFailedResponse();
   }
 }
 
-TEST_F(SafeSearchURLCheckerTest, Equivalence) {
-  // Leading "www." in the response should be ignored.
-  {
-    GURL url("http://example.com");
-    GURL url_response("http://www.example.com");
-    ASSERT_FALSE(CheckURL(url));
-    EXPECT_CALL(*this, OnCheckDone(url, Classification::SAFE, false));
-    SendValidResponse(false);
-  }
-  // Scheme should be ignored.
-  {
-    GURL url("http://www.example2.com");
-    GURL url_response("https://www.example2.com");
-    ASSERT_FALSE(CheckURL(url));
-    EXPECT_CALL(*this, OnCheckDone(url, Classification::SAFE, false));
-    SendValidResponse(false);
-  }
-  // Both at the same time should work as well.
-  {
-    GURL url("http://example3.com");
-    GURL url_response("https://www.example3.com");
-    ASSERT_FALSE(CheckURL(url));
-    EXPECT_CALL(*this, OnCheckDone(url, Classification::SAFE, false));
-    SendValidResponse(false);
-  }
-}
-
 TEST_F(SafeSearchURLCheckerTest, Cache) {
   // One more URL than fit in the cache.
   ASSERT_EQ(2u, kCacheSize);
   GURL url1(GetNewURL());
   GURL url2(GetNewURL());
   GURL url3(GetNewURL());
 
   // Populate the cache.
   ASSERT_FALSE(CheckURL(url1));
   EXPECT_CALL(*this, OnCheckDone(url1, Classification::SAFE, false));
@@ skipping 36 matching lines @@
   ASSERT_FALSE(CheckURL(url));
   EXPECT_CALL(*this, OnCheckDone(url, Classification::SAFE, false));
   SendValidResponse(false);
 
   // Since the cache timeout is zero, the cache entry should be invalidated
   // immediately.
   ASSERT_FALSE(CheckURL(url));
   EXPECT_CALL(*this, OnCheckDone(url, Classification::UNSAFE, false));
   SendValidResponse(true);
 }