Adds NetworkDelegate::NotifyBeforeSocketStreamConnect()

net/base/network_delegate.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_BASE_NETWORK_DELEGATE_H_
 #define NET_BASE_NETWORK_DELEGATE_H_
 #pragma once
 
 #include <string>
 
@@ skipping 15 matching lines @@
 // submodule. Also, since the lower levels in net/ may callback into higher
 // levels, we may encounter dangerous casting issues.
 //
 // NOTE: It is not okay to add any compile-time dependencies on symbols outside
 // of net/base here, because we have a net_base library. Forward declarations
 // are ok.
 class CookieList;
 class CookieOptions;
 class HttpRequestHeaders;
 class HttpResponseHeaders;
+class SocketStream;
 class URLRequest;
 
 class NetworkDelegate : public base::NonThreadSafe {
  public:
   // AuthRequiredResponse indicates how a NetworkDelegate handles an
   // OnAuthRequired call. It's placed in this file to prevent url_request.h
   // from having to include network_delegate.h.
   enum AuthRequiredResponse {
     AUTH_REQUIRED_RESPONSE_NO_ACTION,
     AUTH_REQUIRED_RESPONSE_SET_AUTH,
@@ skipping 34 matching lines @@
                                           AuthCredentials* credentials);
   bool CanGetCookies(const URLRequest& request,
                      const CookieList& cookie_list);
   bool CanSetCookie(const URLRequest& request,
                     const std::string& cookie_line,
                     CookieOptions* options);
   bool CanAccessFile(const URLRequest& request,
                      const FilePath& path) const;
   bool CanThrottleRequest(const URLRequest& request) const;
 
+  int NotifyBeforeSocketStreamConnect(SocketStream* socket,
+                                      const CompletionCallback& callback);
+
  private:
   // This is the interface for subclasses of NetworkDelegate to implement. These
   // member functions will be called by the respective public notification
   // member function, which will perform basic sanity checking.
 
   // Called before a request is sent. Allows the delegate to rewrite the URL
   // being fetched by modifying |new_url|. |callback| and |new_url| are valid
   // only until OnURLRequestDestroyed is called for this request. Returns a net
   // status code, generally either OK to continue with the request or
   // ERR_IO_PENDING if the result is not ready yet. A status code other than OK
@@ skipping 100 matching lines @@
   // Called when a file access is attempted to allow the network delegate to
   // allow or block access to the given file path.  Returns true if access is
   // allowed.
   virtual bool OnCanAccessFile(const URLRequest& request,
                                const FilePath& path) const = 0;
 
   // Returns true if the given request may be rejected when the
   // URLRequestThrottlerManager believes the server servicing the
   // request is overloaded or down.
   virtual bool OnCanThrottleRequest(const URLRequest& request) const = 0;
+
+  // Called before a SocketStream tries to connect.
+  virtual int OnBeforeSocketStreamConnect(
+      SocketStream* socket, const CompletionCallback& callback) = 0;
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_NETWORK_DELEGATE_H_