CoreTiming: Reworked CoreTiming (#3119)

* CoreTiming: New CoreTiming; Add Test for CoreTiming

src/core/hle/service/ir/extra_hid.h

@@ -9,6 +9,10 @@
 #include "core/frontend/input.h"
 #include "core/hle/service/ir/ir_user.h"
 
+namespace CoreTiming {
+struct EventType;
+} // namespace CoreTiming
+
 namespace Service {
 namespace IR {
 
@@ -36,7 +40,7 @@ private:
     void LoadInputDevices();
 
     u8 hid_period;
-    int hid_polling_callback_id;
+    CoreTiming::EventType* hid_polling_callback_id;
     std::array<u8, 0x40> calibration_data;
     std::unique_ptr<Input::ButtonDevice> zl;
     std::unique_ptr<Input::ButtonDevice> zr;

src/core/hle/service/ir/ir_rst.cpp

@@ -51,7 +51,7 @@ static_assert(sizeof(SharedMem) == 0x98, "SharedMem has wrong size!");
 static Kernel::SharedPtr<Kernel::Event> update_event;
 static Kernel::SharedPtr<Kernel::SharedMemory> shared_memory;
 static u32 next_pad_index;
-static int update_callback_id;
+static CoreTiming::EventType* update_callback_id;
 static std::unique_ptr<Input::ButtonDevice> zl_button;
 static std::unique_ptr<Input::ButtonDevice> zr_button;
 static std::unique_ptr<Input::AnalogDevice> c_stick;