Fix include import in ios/web

ios/web/public/test/web_test.mm

 // 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 "ios/web/public/test/web_test.h"
 
 #include "base/memory/ptr_util.h"
-#import "ios/web/public/active_state_manager.h"
+#include "ios/web/public/active_state_manager.h"
 #import "ios/web/public/test/test_web_client.h"
 
 namespace web {
 
 WebTest::WebTest() : web_client_(base::WrapUnique(new TestWebClient)) {}
 
 WebTest::~WebTest() {}
 
 void WebTest::SetUp() {
   PlatformTest::SetUp();
   BrowserState::GetActiveStateManager(&browser_state_)->SetActive(true);
 }
 
 void WebTest::TearDown() {
   BrowserState::GetActiveStateManager(&browser_state_)->SetActive(false);
   PlatformTest::TearDown();
 }
 
 TestWebClient* WebTest::GetWebClient() {
   return static_cast<TestWebClient*>(web_client_.Get());
 }
 
 BrowserState* WebTest::GetBrowserState() {
   return &browser_state_;
 }
 
 }  // namespace web