video_core: Refactor GPU interface

src/core/hle/service/gsp/gsp.h

@@ -4,25 +4,12 @@
 
 #pragma once
 
-#include <cstddef>
-#include <string>
-#include "common/common_types.h"
-#include "core/hle/result.h"
-#include "core/hle/service/gsp/gsp_gpu.h"
-#include "core/hle/service/gsp/gsp_lcd.h"
-
 namespace Core {
 class System;
 }
 
 namespace Service::GSP {
-/**
- * Signals that the specified interrupt type has occurred to userland code
- * @param interrupt_id ID of interrupt that is being signalled
- */
-void SignalInterrupt(InterruptId interrupt_id);
 
 void InstallInterfaces(Core::System& system);
 
-void SetGlobalModule(Core::System& system);
 } // namespace Service::GSP