mm_u: Move implementation class into the cpp file

Now if changes are ever made to the behavior of the class, it doesn't
involve rebuilding everything that includes the mm_u header.

src/core/hle/service/mm/mm_u.cpp

@@ -9,17 +9,33 @@
 
 namespace Service::MM {
 
-void InstallInterfaces(SM::ServiceManager& service_manager) {
+class MM_U final : public ServiceFramework<MM_U> {
-    std::make_shared<MM_U>()->InstallAsService(service_manager);
+public:
+    explicit MM_U() : ServiceFramework{"mm:u"} {
+        // clang-format off
+        static const FunctionInfo functions[] = {
+            {0, nullptr, "InitializeOld"},
+            {1, nullptr, "FinalizeOld"},
+            {2, nullptr, "SetAndWaitOld"},
+            {3, nullptr, "GetOld"},
+            {4, &MM_U::Initialize, "Initialize"},
+            {5, nullptr, "Finalize"},
+            {6, &MM_U::SetAndWait, "SetAndWait"},
+            {7, &MM_U::Get, "Get"},
+        };
+        // clang-format on
+
+        RegisterHandlers(functions);
     }
 
-void MM_U::Initialize(Kernel::HLERequestContext& ctx) {
+private:
+    void Initialize(Kernel::HLERequestContext& ctx) {
         LOG_WARNING(Service_MM, "(STUBBED) called");
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(RESULT_SUCCESS);
     }
 
-void MM_U::SetAndWait(Kernel::HLERequestContext& ctx) {
+    void SetAndWait(Kernel::HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
         min = rp.Pop<u32>();
         max = rp.Pop<u32>();
@@ -30,21 +46,20 @@ void MM_U::SetAndWait(Kernel::HLERequestContext& ctx) {
         rb.Push(RESULT_SUCCESS);
     }
 
-void MM_U::Get(Kernel::HLERequestContext& ctx) {
+    void Get(Kernel::HLERequestContext& ctx) {
         LOG_WARNING(Service_MM, "(STUBBED) called");
         IPC::ResponseBuilder rb{ctx, 3};
         rb.Push(RESULT_SUCCESS);
         rb.Push(current);
     }
 
-MM_U::MM_U() : ServiceFramework("mm:u") {
+    u32 min{0};
-    static const FunctionInfo functions[] = {
+    u32 max{0};
-        {0, nullptr, "InitializeOld"},        {1, nullptr, "FinalizeOld"},
+    u32 current{0};
-        {2, nullptr, "SetAndWaitOld"},        {3, nullptr, "GetOld"},
-        {4, &MM_U::Initialize, "Initialize"}, {5, nullptr, "Finalize"},
-        {6, &MM_U::SetAndWait, "SetAndWait"}, {7, &MM_U::Get, "Get"},
 };
-    RegisterHandlers(functions);
+
+void InstallInterfaces(SM::ServiceManager& service_manager) {
+    std::make_shared<MM_U>()->InstallAsService(service_manager);
 }
 
 } // namespace Service::MM

src/core/hle/service/mm/mm_u.h

@@ -8,21 +8,6 @@
 
 namespace Service::MM {
 
-class MM_U final : public ServiceFramework<MM_U> {
-public:
-    MM_U();
-    ~MM_U() = default;
-
-private:
-    void Initialize(Kernel::HLERequestContext& ctx);
-    void SetAndWait(Kernel::HLERequestContext& ctx);
-    void Get(Kernel::HLERequestContext& ctx);
-
-    u32 min{0};
-    u32 max{0};
-    u32 current{0};
-};
-
 /// Registers all MM services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);