Revert of SSL in EmbeddedTestServer

net/test/embedded_test_server/http_response.h

 // Copyright (c) 2012 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 NET_TEST_EMBEDDED_TEST_SERVER_HTTP_RESPONSE_H_
 #define NET_TEST_EMBEDDED_TEST_SERVER_HTTP_RESPONSE_H_
 
+#include <map>
 #include <string>
 
 #include "base/basictypes.h"
-#include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/strings/string_split.h"
 #include "net/http/http_status_code.h"
 
 namespace net {
 namespace test_server {
 
-// Callback called when the response is done being sent.
-using SendCompleteCallback = base::Callback<void(void)>;
-
-// Callback called when the response is ready to be sent that takes the
-// |response| that is being sent along with the callback |write_done| that is
-// called when the response has been fully written.
-using SendBytesCallback =
-    base::Callback<void(const std::string& response,
-                        const SendCompleteCallback& write_done)>;
-
 // Interface for HTTP response implementations.
 class HttpResponse{
  public:
   virtual ~HttpResponse();
 
-  // |send| will send the specified data to the network socket, and invoke
-  // |write_done| when complete. When the entire response has been sent,
-  // |done| must be called.
-  virtual void SendResponse(const SendBytesCallback& send,
-                            const SendCompleteCallback& done) = 0;
+  // Returns raw contents to be written to the network socket
+  // in response. If you intend to make this a valid HTTP response,
+  // it should start with "HTTP/x.x" line, followed by response headers.
+  virtual std::string ToResponseString() const = 0;
 };
 
 // This class is used to handle basic HTTP responses with commonly used
-// response headers such as "Content-Type". Sends the response immediately.
+// response headers such as "Content-Type".
 class BasicHttpResponse : public HttpResponse {
  public:
   BasicHttpResponse();
   ~BasicHttpResponse() override;
 
   // The response code.
   HttpStatusCode code() const { return code_; }
   void set_code(HttpStatusCode code) { code_ = code; }
 
   // The content of the response.
   const std::string& content() const { return content_; }
   void set_content(const std::string& content) { content_ = content; }
 
   // The content type.
   const std::string& content_type() const { return content_type_; }
   void set_content_type(const std::string& content_type) {
     content_type_ = content_type;
   }
 
   // Adds a custom header.
   void AddCustomHeader(const std::string& key, const std::string& value) {
     custom_headers_.push_back(std::make_pair(key, value));
   }
 
   // Generates and returns a http response string.
-  std::string ToResponseString() const;
-
-  void SendResponse(const SendBytesCallback& send,
-                    const SendCompleteCallback& done) override;
+  std::string ToResponseString() const override;
 
  private:
   HttpStatusCode code_;
   std::string content_;
   std::string content_type_;
   base::StringPairs custom_headers_;
 
   DISALLOW_COPY_AND_ASSIGN(BasicHttpResponse);
 };
 
-class RawHttpResponse : public HttpResponse {
- public:
-  RawHttpResponse(const std::string& headers, const std::string& contents);
-  ~RawHttpResponse() override;
-
-  void SendResponse(const SendBytesCallback& send,
-                    const SendCompleteCallback& done) override;
-
-  void AddHeader(const std::string& key_value_pair);
-
- private:
-  std::string headers_;
-  const std::string contents_;
-
-  DISALLOW_COPY_AND_ASSIGN(RawHttpResponse);
-};
-
 }  // namespace test_server
 }  // namespace net
 
 #endif  // NET_TEST_EMBEDDED_TEST_SERVER_HTTP_RESPONSE_H_