components: Use stl utilities from the base namespace

components/data_reduction_proxy/core/browser/data_reduction_proxy_bypass_protocol_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/data_reduction_proxy/core/browser/data_reduction_proxy_bypass_protocol.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 868 matching lines @@
 
     net::TestDelegate delegate;
     std::unique_ptr<net::URLRequest> url_request(context()->CreateRequest(
         GURL("http://www.google.com"), net::IDLE, &delegate));
     url_request->Start();
     drp_test_context()->RunUntilIdle();
 
     EXPECT_EQ(test.expected_bypass_type,
               drp_test_context()->io_data()->bypass_stats()->GetBypassType());
     // Check the bad proxy list.
-    EXPECT_EQ(
-        test.expected_bad_proxy,
-        ContainsKey(context()->proxy_service()->proxy_retry_info(), kPrimary));
+    EXPECT_EQ(test.expected_bad_proxy,
+              base::ContainsKey(context()->proxy_service()->proxy_retry_info(),
+                                kPrimary));
   }
 }
 
 TEST_F(DataReductionProxyBypassProtocolEndToEndTest,
        ResponseProxyServerStateHistogram) {
   const struct {
     const char* proxy_rules;
     bool enable_data_reduction_proxy;
     const char* response_headers;
     // |RESPONSE_PROXY_SERVER_STATUS_MAX| indicates no expected value.
@@ skipping 81 matching lines @@
   EXPECT_EQ(net::URLRequestStatus::SUCCESS, r->status().status());
   EXPECT_EQ(net::OK, r->status().error());
 
   EXPECT_EQ("Bypass message", d.data_received());
 
   // We should have no entries in our bad proxy list.
   TestBadProxies(0, -1, "", "");
 }
 
 }  // namespace data_reduction_proxy