Split up ios/web:test_support.

ios/chrome/browser/web/visible_url_egtest.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.
 
 #import <EarlGrey/EarlGrey.h>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/version_info/version_info.h"
 #include "ios/chrome/browser/chrome_url_constants.h"
 #import "ios/chrome/browser/ui/commands/generic_chrome_command.h"
 #include "ios/chrome/browser/ui/commands/ios_command_ids.h"
 #include "ios/chrome/browser/ui/ui_util.h"
 #import "ios/chrome/test/app/chrome_test_util.h"
 #import "ios/chrome/test/earl_grey/chrome_earl_grey.h"
 #import "ios/chrome/test/earl_grey/chrome_earl_grey_ui.h"
 #import "ios/chrome/test/earl_grey/chrome_matchers.h"
 #import "ios/chrome/test/earl_grey/chrome_test_case.h"
-#import "ios/web/public/test/http_server.h"
-#include "ios/web/public/test/http_server_util.h"
-#include "ios/web/public/test/response_providers/html_response_provider.h"
+#include "ios/web/public/test/http_server/html_response_provider.h"
+#import "ios/web/public/test/http_server/http_server.h"
+#include "ios/web/public/test/http_server/http_server_util.h"
 #include "ios/web/public/test/url_test_util.h"
 #include "url/gurl.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 using chrome_test_util::WebViewContainingText;
 using chrome_test_util::OmniboxText;
 
@@ skipping 556 matching lines @@
 - (BOOL)waitForServerToReceiveRequestWithURL:(GURL)URL {
   return [[GREYCondition
       conditionWithName:@"Wait for received request"
                   block:^{
                     return _responseProvider->last_request_url() == URL ? YES
                                                                         : NO;
                   }] waitWithTimeout:10];
 }
 
 @end