Split up ios/web:test_support.

ios/web/public/test/response_providers/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_
-
-#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"
-#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.
-  HtmlResponseProvider();
-  // Constructs an HtmlResponseProvider that generates a simple string response
-  // to a URL based on the mapping present in |responses|.
-  explicit HtmlResponseProvider(const std::map<GURL, std::string>& responses);
-  // Constructs an HtmlResponseProvider that generates a simple string response
-  // to a URL with a Set-Cookie entry in the headers based on the mapping
-  // present in |responses|.
-  explicit HtmlResponseProvider(
-      const std::map<GURL, std::pair<std::string, std::string>>& responses);
-  // Constructs an HtmlResponseProvider that generates a response to a URL based
-  // on the mapping present in |responses|.
-  explicit HtmlResponseProvider(
-      const std::map<GURL, HtmlResponseProviderImpl::Response>& responses);
-
-  ~HtmlResponseProvider() override;
-
-  // web::ResponseProvider implementation.
-  bool CanHandleRequest(const Request& request) override;
-  // 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_