condition_variable: Reorder members for optimal sizing.

Class size now 48 instead of 56 bytes (on x86_64.) No functional change.

headers/private/kernel/condition_variable.h

@@ -86,14 +86,14 @@ private:
 protected:
 			typedef DoublyLinkedList<ConditionVariableEntry> EntryList;
 
+			ConditionVariable*	fNext;
+
 			const void*			fObject;
 			const char*			fObjectType;
 
 			spinlock			fLock;
-			EntryList			fEntries;
 			int32				fEntriesCount;
-
-			ConditionVariable*	fNext;
+			EntryList			fEntries;
 
 			friend struct ConditionVariableEntry;
 			friend struct ConditionVariableHashDefinition;