hle: kernel: Drop R_UNLESS_NOLOG in favor of expanded if-statement.

src/common/common_funcs.h

@@ -104,14 +104,6 @@ __declspec(dllimport) void __stdcall DebugBreak(void);
         }                                                                                          \
     }
 
-/// Evaluates a boolean expression, and returns a result unless that expression is true.
-#define R_UNLESS_NOLOG(expr, res)                                                                  \
-    {                                                                                              \
-        if (!(expr)) {                                                                             \
-            return res;                                                                            \
-        }                                                                                          \
-    }
-
 #define R_SUCCEEDED(res) (res.IsSuccess())
 
 /// Evaluates an expression that returns a result, and returns the result if it would fail.