service: Use nested namespace specifiers where applicable

There were a few places where nested namespace specifiers weren't being
used where they could be within the service code. This amends that to
make the namespacing a tiny bit more compact.

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

@@ -9,8 +9,7 @@
 #include "core/movie.h"
 #include "core/settings.h"
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 enum class RequestID : u8 {
     /**
@@ -270,5 +269,4 @@ void ExtraHID::LoadInputDevices() {
         Settings::values.analogs[Settings::NativeAnalog::CStick]);
 }
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR

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

@@ -15,8 +15,7 @@ namespace CoreTiming {
 struct EventType;
 } // namespace CoreTiming
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 struct ExtraHIDResponse {
     union {
@@ -66,5 +65,4 @@ private:
     std::atomic<bool> is_device_reload_pending;
 };
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR

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

@@ -9,8 +9,7 @@
 #include "core/hle/service/ir/ir_user.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 static std::weak_ptr<IR_RST> current_ir_rst;
 static std::weak_ptr<IR_USER> current_ir_user;
@@ -35,6 +34,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     current_ir_rst = ir_rst;
 }
 
-} // namespace IR
-
-} // namespace Service
+} // namespace Service::IR

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

@@ -8,13 +8,11 @@ namespace SM {
 class ServiceManager;
 }
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 /// Reload input devices. Used when input configuration changed
 void ReloadInputDevices();
 
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR

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

@@ -11,8 +11,7 @@
 #include "core/movie.h"
 #include "core/settings.h"
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 struct PadDataEntry {
     PadState current_state;
@@ -174,5 +173,4 @@ void IR_RST::ReloadInputDevices() {
     is_device_reload_pending.store(true);
 }
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR

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

@@ -22,8 +22,7 @@ namespace CoreTiming {
 struct EventType;
 };
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 union PadState {
     u32_le hex{};
@@ -90,5 +89,4 @@ private:
     int update_period{0};
 };
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR

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

@@ -4,8 +4,7 @@
 
 #include "core/hle/service/ir/ir_u.h"
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 IR_U::IR_U() : ServiceFramework("ir:u", 1) {
     static const FunctionInfo functions[] = {
@@ -31,5 +30,4 @@ IR_U::IR_U() : ServiceFramework("ir:u", 1) {
     RegisterHandlers(functions);
 }
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR

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

@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 /// Interface to "ir:u" service
 class IR_U final : public ServiceFramework<IR_U> {
@@ -15,5 +14,4 @@ public:
     IR_U();
 };
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR

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

@@ -12,8 +12,7 @@
 #include "core/hle/service/ir/extra_hid.h"
 #include "core/hle/service/ir/ir_user.h"
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 // This is a header that will present in the ir:USER shared memory if it is initialized with
 // InitializeIrNopShared service function. Otherwise the shared memory doesn't have this header if
@@ -439,5 +438,4 @@ void IRDevice::Send(const std::vector<u8>& data) {
     send_func(data);
 }
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR

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

@@ -18,8 +18,7 @@ namespace CoreTiming {
 struct EventType;
 };
 
-namespace Service {
-namespace IR {
+namespace Service::IR {
 
 class BufferManager;
 class ExtraHID;
@@ -174,5 +173,4 @@ private:
     std::unique_ptr<ExtraHID> extra_hid;
 };
 
-} // namespace IR
-} // namespace Service
+} // namespace Service::IR