[PATCH] perf/x86: delete 2 unused forward declarations

[Alexey Dobriyan]

Maybe those were necessary at some point, but they aren't necessary
any longer.

Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---

 arch/x86/events/core.c |    3 ---
 1 file changed, 3 deletions(-)

--- a/arch/x86/events/core.c
+++ b/arch/x86/events/core.c
@@ -1995,9 +1995,6 @@ ssize_t x86_event_sysfs_show(char *page, u64 config, u64 event)
 	return ret;
 }
 
-static struct attribute_group x86_pmu_attr_group;
-static struct attribute_group x86_pmu_caps_group;
-
 static void x86_pmu_static_call_update(void)
 {
 	static_call_update(x86_pmu_handle_irq, x86_pmu.handle_irq);