Split up ios/web:test_support.

ios/web/public/test/http_server/html_response_provider.h

 // 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.
 
-#ifndef IOS_WEB_PUBLIC_TEST_RESPONSE_PROVIDERS_HTML_RESPONSE_PROVIDER_H_
-#define IOS_WEB_PUBLIC_TEST_RESPONSE_PROVIDERS_HTML_RESPONSE_PROVIDER_H_
+#ifndef IOS_WEB_PUBLIC_TEST_HTTP_SERVER_HTML_RESPONSE_PROVIDER_H_
+#define IOS_WEB_PUBLIC_TEST_HTTP_SERVER_HTML_RESPONSE_PROVIDER_H_
 
 #include <map>
 #include <string>
 
 #include "base/memory/ref_counted.h"
-#import "ios/web/public/test/response_providers/data_response_provider.h"
-#import "ios/web/public/test/response_providers/html_response_provider_impl.h"
-#import "ios/web/public/test/response_providers/response_provider.h"
+#import "ios/web/public/test/http_server/data_response_provider.h"
+#import "ios/web/public/test/http_server/html_response_provider_impl.h"
+#import "ios/web/public/test/http_server/response_provider.h"
 #include "url/gurl.h"
 
 namespace net {
 class HttpResponseHeaders;
 }
 
 // A web::DataResponseProvider that maps URLs to requests.
 class HtmlResponseProvider : public web::DataResponseProvider {
  public:
   // Constructs an HtmlResponseProvider that does not respond to any request.
@@ skipping 18 matching lines @@
   // web::DataResponseProvider implementation.
   void GetResponseHeadersAndBody(
       const Request& request,
       scoped_refptr<net::HttpResponseHeaders>* headers,
       std::string* response_body) override;
 
  private:
   std::unique_ptr<HtmlResponseProviderImpl> response_provider_impl_;
 };
 
-#endif  // IOS_WEB_PUBLIC_TEST_RESPONSE_PROVIDERS_HTML_RESPONSE_PROVIDER_H_
+#endif  // IOS_WEB_PUBLIC_TEST_HTTP_SERVER_HTML_RESPONSE_PROVIDER_H_