CPU: Refactor load delay handling

Now works when mixing interpreter and recompiler code.

src/core/system.cpp

@@ -171,7 +171,7 @@ bool System::Boot(const char* filename)
 void System::InitializeComponents()
 {
   m_cpu->Initialize(m_bus.get());
-  m_cpu_code_cache->Initialize(m_cpu.get(), m_bus.get());
+  m_cpu_code_cache->Initialize(this, m_cpu.get(), m_bus.get());
   m_bus->Initialize(m_cpu.get(), m_cpu_code_cache.get(), m_dma.get(), m_interrupt_controller.get(), m_gpu.get(),
                     m_cdrom.get(), m_pad.get(), m_timers.get(), m_spu.get(), m_mdec.get());