Use macros to define pepper interfaces

ppapi/proxy/ppb_url_loader_proxy.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_PPB_URL_LOADER_PROXY_H_
 #define PPAPI_PPB_URL_LOADER_PROXY_H_
 
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_module.h"
@@ skipping 11 matching lines @@
 namespace ppapi {
 
 struct PPB_URLRequestInfo_Data;
 
 namespace proxy {
 
 struct PPBURLLoader_UpdateProgress_Params;
 
 class PPB_URLLoader_Proxy : public InterfaceProxy {
  public:
-  PPB_URLLoader_Proxy(Dispatcher* dispatcher, const void* target_interface);
+  PPB_URLLoader_Proxy(Dispatcher* dispatcher);
   virtual ~PPB_URLLoader_Proxy();
 
-  static const Info* GetInfo();
   static const Info* GetTrustedInfo();
 
   static PP_Resource CreateProxyResource(PP_Instance instance);
 
   // URLLoader objects are normally allocated by the Create function, but
   // they are also provided to PPP_Instance.OnMsgHandleDocumentLoad. This
   // function allows the proxy for DocumentLoad to create the correct plugin
   // proxied info for the given browser-supplied URLLoader resource ID.
   static PP_Resource TrackPluginResource(
       const ppapi::HostResource& url_loader_resource);
 
-  const PPB_URLLoader* ppb_url_loader_target() const {
-    return reinterpret_cast<const PPB_URLLoader*>(target_interface());
-  }
-
   // InterfaceProxy implementation.
   virtual bool OnMessageReceived(const IPC::Message& msg);
 
   // URLLoader objects are sent from places other than just URLLoader.Create,
   // in particular when doing a full-frame plugin. This function does the
   // necessary setup in the host before the resource is sent. Call this any
   // time you're sending a new URLLoader that the plugin hasn't seen yet.
   void PrepareURLLoaderForSendingToPlugin(PP_Resource resource);
 
+  static const InterfaceID kInterfaceID = INTERFACE_ID_PPB_URL_LOADER;
+
  private:
   // Data associated with callbacks for ReadResponseBody.
   struct ReadCallbackInfo;
 
   // Plugin->renderer message handlers.
   void OnMsgCreate(PP_Instance instance,
                    ppapi::HostResource* result);
   void OnMsgOpen(const ppapi::HostResource& loader,
                  const PPB_URLRequestInfo_Data& data,
                  uint32_t serialized_callback);
@@ skipping 24 matching lines @@
 
   // Valid only in the host, this lazily-initialized pointer indicates the
   // URLLoaderTrusted interface.
   const PPB_URLLoaderTrusted* host_urlloader_trusted_interface_;
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PPB_URL_LOADER_PROXY_H_