Remove mojo::String.

chrome/browser/chromeos/arc/policy/arc_policy_bridge_unittest.cc

 // Copyright 2016 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 <memory>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/arc/policy/arc_policy_bridge.h"
 #include "components/arc/arc_bridge_service.h"
 #include "components/arc/test/fake_policy_instance.h"
 #include "components/policy/core/common/mock_policy_service.h"
 #include "components/policy/core/common/policy_map.h"
 #include "components/policy/core/common/policy_namespace.h"
 #include "components/policy/core/common/policy_types.h"
 #include "components/policy/policy_constants.h"
-#include "mojo/public/cpp/bindings/string.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 constexpr char kFakeONC[] =
     "{\"NetworkConfigurations\":["
     "{\"GUID\":\"{485d6076-dd44-6b6d-69787465725f5040}\","
     "\"Type\":\"WiFi\","
     "\"Name\":\"My WiFi Network\","
@@ skipping 338 matching lines @@
 TEST_F(ArcPolicyBridgeTest, PolicyInstanceUnmanagedTest) {
   policy_bridge()->OverrideIsManagedForTesting(false);
   policy_instance()->CallGetPolicies(PolicyStringCallback(""));
 }
 
 TEST_F(ArcPolicyBridgeTest, PolicyInstanceManagedTest) {
   policy_instance()->CallGetPolicies(PolicyStringCallback("{}"));
 }
 
 }  // namespace arc