Implementation of URLLoader using PluginResource/ResourceHost.

ppapi/c/private/ppb_proxy_private.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 PPAPI_C_PRIVATE_PROXY_PRIVATE_H_
 #define PPAPI_C_PRIVATE_PROXY_PRIVATE_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/pp_resource.h"
 
-#define PPB_PROXY_PRIVATE_INTERFACE "PPB_Proxy_Private;5"
+#define PPB_PROXY_PRIVATE_INTERFACE "PPB_Proxy_Private;6"
 
 // Exposes functions needed by the out-of-process proxy to call into the
 // renderer PPAPI implementation.
 struct PPB_Proxy_Private {
   // Called when the given plugin process has crashed.
   void (*PluginCrashed)(PP_Module module);
 
   // Returns the instance for the given resource, or 0 on failure.
   PP_Instance (*GetInstanceForResource)(PP_Resource resource);
 
   // Sets a callback that will be used to make sure that PP_Instance IDs
   // are unique in the plugin.
   //
   // Since the plugin may be shared between several browser processes, we need
   // to do extra work to make sure that an instance ID is globally unqiue. The
   // given function will be called and will return true if the given
   // PP_Instance is OK to use in the plugin. It will then be marked as "in use"
   // On failure (returns false), the host implementation will generate a new
   // instance ID and try again.
   void (*SetReserveInstanceIDCallback)(
       PP_Module module,
       PP_Bool (*is_seen)(PP_Module, PP_Instance));
 
-  // Returns the number of bytes synchronously readable out of the URLLoader's
-  // buffer. Returns 0 on failure or if the url loader doesn't have any data
-  // now.
-  int32_t (*GetURLLoaderBufferedBytes)(PP_Resource url_loader);
-
   // Allows adding additional refcounts to the PluginModule that owns the
   // proxy dispatcher (and all interface proxies). For every AddRef call
   // there must be a corresponding release call.
   void (*AddRefModule)(PP_Module module);
   void (*ReleaseModule)(PP_Module module);
 
   // Allows asserts to be written for some bad conditions while cleaning up.
   PP_Bool (*IsInModuleDestructor)(PP_Module module);
 };
 
 #endif  // PPAPI_C_PRIVATE_PROXY_PRIVATE_H_