Turned job_factory into a pure virtual class

chrome/browser/net/http_intercept_job_factory.h

+// Copyright (c) 2011 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 CHROME_BROWSER_NET_HTTP_INTERCEPT_JOB_FACTORY_H_
+#define CHROME_BROWSER_NET_HTTP_INTERCEPT_JOB_FACTORY_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "net/url_request/url_request_job_factory.h"
+
+class GURL;
+
+namespace net {
+
+class URLRequest;
+class URLRequestJob;
+
+// This class acts as a wrapper for URLRequestJobFactory. It handles HTTP and
+// HTTPS jobs using |protocol_handler_|, but forwards all other schemes to the
+// old job factory to be handled there.
+class HttpInterceptJobFactory : public URLRequestJobFactory {
+ public:
+  HttpInterceptJobFactory(const URLRequestJobFactory* job_factory,
+                          ProtocolHandler* protocol_handler);
+  virtual ~HttpInterceptJobFactory();
+
+  // URLRequestJobFactory implementation
+  virtual bool SetProtocolHandler(const std::string& scheme,
+                                  ProtocolHandler* protocol_handler) OVERRIDE;
+  virtual void AddInterceptor(Interceptor* interceptor) OVERRIDE;
+  virtual URLRequestJob* MaybeCreateJobWithInterceptor(
+      URLRequest* request, NetworkDelegate* network_delegate) const OVERRIDE;
+  virtual URLRequestJob* MaybeCreateJobWithProtocolHandler(
+      const std::string& scheme,
+      URLRequest* request,
+      NetworkDelegate* network_delegate) const OVERRIDE;
+  virtual URLRequestJob* MaybeInterceptRedirect(
+      const GURL& location,
+      URLRequest* request,
+      NetworkDelegate* network_delegate) const OVERRIDE;
+  virtual URLRequestJob* MaybeInterceptResponse(
+      URLRequest* request, NetworkDelegate* network_delegate) const OVERRIDE;
+  virtual bool IsHandledProtocol(const std::string& scheme) const OVERRIDE;
+  virtual bool IsHandledURL(const GURL& url) const OVERRIDE;
+
+ private:
+  const URLRequestJobFactory* job_factory_;
+  ProtocolHandler* protocol_handler_;
+
+  DISALLOW_COPY_AND_ASSIGN(HttpInterceptJobFactory);
+};
+
+}  // namespace net
+
+#endif  // CHROME_BROWSER_NET_HTTP_INTERCEPT_JOB_FACTORY_H_