Use macros to define pepper interfaces

ppapi/proxy/ppb_surface_3d_proxy.h

Index: ppapi/proxy/ppb_surface_3d_proxy.h
diff --git a/ppapi/proxy/ppb_surface_3d_proxy.h b/ppapi/proxy/ppb_surface_3d_proxy.h
index 214bda1a1c7f747cf5b88d9abf2ab393f3276cbf..038062498555cf71749d9681b4500e7b2cff713e 100644
--- a/ppapi/proxy/ppb_surface_3d_proxy.h
+++ b/ppapi/proxy/ppb_surface_3d_proxy.h
@@ -63,7 +63,7 @@ class Surface3D : public ppapi::Resource,
 
 class PPB_Surface3D_Proxy : public InterfaceProxy {
  public:
-  PPB_Surface3D_Proxy(Dispatcher* dispatcher, const void* target_interface);
+  PPB_Surface3D_Proxy(Dispatcher* dispatcher);
   virtual ~PPB_Surface3D_Proxy();
 
   static const Info* GetInfo();
@@ -75,6 +75,8 @@ class PPB_Surface3D_Proxy : public InterfaceProxy {
   // InterfaceProxy implementation.
   virtual bool OnMessageReceived(const IPC::Message& msg);
 
+  static const InterfaceID kInterfaceID = INTERFACE_ID_PPB_SURFACE_3D;
+
  private:
   // Message handlers.
   void OnMsgCreate(PP_Instance instance,