gallium/auxiliary/util/u_debug.c: Fix warnings

u_debug.c: In function 'debug_funclog_enter':
u_debug.c:437:50: warning: unused parameter 'line' [-Wunused-parameter]
int debug_funclog_enter(const char* f, const int line, const char* file)
                                                 ^~~~

u_debug.c:437:68: warning: unused parameter 'file' [-Wunused-parameter]
int debug_funclog_enter(const char* f, const int line, const char* file)
                                                                   ^~~~

u_debug.c: In function 'debug_funclog_exit':
u_debug.c:451:50: warning: unused parameter 'line' [-Wunused-parameter]
void debug_funclog_exit(const char* f, const int line, const char* file)
                                                 ^~~~

u_debug.c:451:68: warning: unused parameter 'file' [-Wunused-parameter]
void debug_funclog_exit(const char* f, const int line, const char* file)
                                                                   ^~~~

u_debug.c: In function 'debug_funclog_enter_exit':
u_debug.c:458:56: warning: unused parameter 'line' [-Wunused-parameter]
void debug_funclog_enter_exit(const char* f, const int line, const char* file)
                                                                         ^~~~

u_debug.c:458:74: warning: unused parameter 'file' [-Wunused-parameter]
void debug_funclog_enter_exit(const char* f, const int line, const char* file)
                                                                         ^~~~

v2: Replace VREND_UNUSED by UNUSED (Erik)

Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Signed-off-by: Jakob Bornecrantz <jakob@collabora.com>

src/gallium/auxiliary/util/u_debug.c

@@ -434,7 +434,9 @@ const char *u_prim_name( unsigned prim )
 int fl_indent = 0;
 const char* fl_function[1024];
 
-int debug_funclog_enter(const char* f, const int line, const char* file)
+int
+debug_funclog_enter(const char* f, UNUSED const int line,
+                    UNUSED const char* file)
 {
    int i;
 
@@ -448,14 +450,18 @@ int debug_funclog_enter(const char* f, const int line, const char* file)
    return 0;
 }
 
-void debug_funclog_exit(const char* f, const int line, const char* file)
+void
+debug_funclog_exit(const char* f, UNUSED const int line,
+                   UNUSED const char* file)
 {
    --fl_indent;
    assert(fl_indent >= 0);
    assert(fl_function[fl_indent] == f);
 }
 
-void debug_funclog_enter_exit(const char* f, const int line, const char* file)
+void
+debug_funclog_enter_exit(const char* f, UNUSED const int line,
+                         UNUSED const char* file)
 {
    int i;
    for (i = 0; i < fl_indent; i++)