hle: kernel: Cleanup to match coding style.

src/core/hle/kernel/k_address_arbiter.cpp

@@ -87,9 +87,6 @@ bool UpdateIfEqual(Core::System& system, s32* out, VAddr address, s32 value, s32
 }
 
 class ThreadQueueImplForKAddressArbiter final : public KThreadQueue {
-private:
-    KAddressArbiter::ThreadTree* m_tree;
-
 public:
     explicit ThreadQueueImplForKAddressArbiter(KernelCore& kernel_, KAddressArbiter::ThreadTree* t)
         : KThreadQueue(kernel_), m_tree(t) {}
@@ -105,6 +102,9 @@ public:
         // Invoke the base cancel wait handler.
         KThreadQueue::CancelWait(waiting_thread, wait_result, cancel_timer_task);
     }
+
+private:
+    KAddressArbiter::ThreadTree* m_tree;
 };
 
 } // namespace

src/core/hle/kernel/k_light_condition_variable.cpp

@@ -13,10 +13,6 @@ namespace Kernel {
 namespace {
 
 class ThreadQueueImplForKLightConditionVariable final : public KThreadQueue {
-private:
-    KThread::WaiterList* m_wait_list;
-    bool m_allow_terminating_thread;
-
 public:
     ThreadQueueImplForKLightConditionVariable(KernelCore& kernel_, KThread::WaiterList* wl,
                                               bool term)
@@ -35,6 +31,10 @@ public:
         // Invoke the base cancel wait handler.
         KThreadQueue::CancelWait(waiting_thread, wait_result, cancel_timer_task);
     }
+
+private:
+    KThread::WaiterList* m_wait_list;
+    bool m_allow_terminating_thread;
 };
 
 } // namespace

src/core/hle/kernel/k_synchronization_object.cpp

@@ -17,19 +17,10 @@ namespace Kernel {
 namespace {
 
 class ThreadQueueImplForKSynchronizationObjectWait final : public KThreadQueueWithoutEndWait {
-private:
-    using ThreadListNode = KSynchronizationObject::ThreadListNode;
-
-private:
-    KSynchronizationObject** m_objects;
-    ThreadListNode* m_nodes;
-    s32 m_count;
-
 public:
     ThreadQueueImplForKSynchronizationObjectWait(KernelCore& kernel_, KSynchronizationObject** o,
-                                                 ThreadListNode* n, s32 c)
-        : KThreadQueueWithoutEndWait(kernel_), m_objects(o), m_nodes(n), m_count(c) { // ...
-    }
+                                                 KSynchronizationObject::ThreadListNode* n, s32 c)
+        : KThreadQueueWithoutEndWait(kernel_), m_objects(o), m_nodes(n), m_count(c) {}
 
     virtual void NotifyAvailable(KThread* waiting_thread, KSynchronizationObject* signaled_object,
                                  ResultCode wait_result) override {
@@ -68,6 +59,11 @@ public:
         // Invoke the base cancel wait handler.
         KThreadQueue::CancelWait(waiting_thread, wait_result, cancel_timer_task);
     }
+
+private:
+    KSynchronizationObject** m_objects;
+    KSynchronizationObject::ThreadListNode* m_nodes;
+    s32 m_count;
 };
 
 } // namespace

src/core/hle/kernel/k_thread.cpp

@@ -68,13 +68,9 @@ public:
 };
 
 class ThreadQueueImplForKThreadSetProperty final : public KThreadQueue {
-private:
-    KThread::WaiterList* m_wait_list;
-
 public:
     explicit ThreadQueueImplForKThreadSetProperty(KernelCore& kernel_, KThread::WaiterList* wl)
-        : KThreadQueue(kernel_), m_wait_list(wl) { // ...
-    }
+        : KThreadQueue(kernel_), m_wait_list(wl) {}
 
     virtual void CancelWait(KThread* waiting_thread, ResultCode wait_result,
                             bool cancel_timer_task) override {
@@ -84,6 +80,9 @@ public:
         // Invoke the base cancel wait handler.
         KThreadQueue::CancelWait(waiting_thread, wait_result, cancel_timer_task);
     }
+
+private:
+    KThread::WaiterList* m_wait_list;
 };
 
 } // namespace

src/core/hle/kernel/k_thread.h

@@ -199,7 +199,7 @@ public:
         synced_index = index;
     }
 
-    constexpr s32 GetSyncedIndex() const {
+    [[nodiscard]] constexpr s32 GetSyncedIndex() const {
         return synced_index;
     }
 
@@ -207,7 +207,7 @@ public:
         wait_result = wait_res;
     }
 
-    constexpr ResultCode GetWaitResult() const {
+    [[nodiscard]] constexpr ResultCode GetWaitResult() const {
         return wait_result;
     }
 

src/core/hle/kernel/k_thread_queue.h

@@ -12,7 +12,7 @@ namespace Kernel {
 class KThreadQueue {
 public:
     explicit KThreadQueue(KernelCore& kernel_) : kernel{kernel_} {}
-    virtual ~KThreadQueue(){};
+    virtual ~KThreadQueue() = default;
 
     virtual void NotifyAvailable(KThread* waiting_thread, KSynchronizationObject* signaled_object,
                                  ResultCode wait_result);