runtime: remove unused skip arg from fpTracebackPCs

This was accidentally left behind when moving the logic to set the skip
sentinel in pcBuf to the caller.

Change-Id: Id7565f6ea4df6b32cf18b99c700bca322998d182
Reviewed-on: https://go-review.googlesource.com/c/go/+/489095
Reviewed-by: Michael Pratt <mpratt@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Felix Geisendörfer <felix.geisendoerfer@datadoghq.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/runtime/export_test.go b/src/runtime/export_test.go
index 07d14591a6..70ab24e853 100644
--- a/src/runtime/export_test.go
+++ b/src/runtime/export_test.go
@@ -437,7 +437,7 @@ func ShrinkStackAndVerifyFramePointers() {
 	})
 	// If our new stack contains frame pointers into the old stack, this will
 	// crash because the old stack has been poisoned.
-	FPCallers(0, make([]uintptr, 1024))
+	FPCallers(make([]uintptr, 1024))
 }
 
 // BlockOnSystemStack switches to the system stack, prints "x\n" to
@@ -1819,6 +1819,6 @@ func PersistentAlloc(n uintptr) unsafe.Pointer {
 
 // FPCallers works like Callers and uses frame pointer unwinding to populate
 // pcBuf with the return addresses of the physical frames on the stack.
-func FPCallers(skip int, pcBuf []uintptr) int {
-	return fpTracebackPCs(unsafe.Pointer(getcallerfp()), skip, pcBuf)
+func FPCallers(pcBuf []uintptr) int {
+	return fpTracebackPCs(unsafe.Pointer(getcallerfp()), pcBuf)
 }