Remove unused code

tools/tui/loop/mouse.go

@@ -7,7 +7,6 @@ import (
 	"strconv"
 	"strings"
 
-	"kitty/tools/tty"
 	"kitty/tools/utils"
 )
 
@@ -112,8 +111,6 @@ func pixel_to_cell(px, length, cell_length int) int {
 	return px / cell_length
 }
 
-var DebugPrintln = tty.DebugPrintln
-
 func decode_sgr_mouse(text string, screen_size ScreenSize) *MouseEvent {
 	last_letter := text[len(text)-1]
 	text = text[:len(text)-1]

tools/tui/loop/run.go

@@ -9,7 +9,6 @@ import (
 	"io"
 	"os"
 	"os/signal"
-	"runtime/debug"
 	"time"
 
 	"golang.org/x/sys/unix"
@@ -48,10 +47,6 @@ func kill_self(sig unix.Signal) {
 	time.Sleep(20 * time.Millisecond)
 }
 
-func (self *Loop) print_stack() {
-	self.DebugPrintln(string(debug.Stack()))
-}
-
 func (self *Loop) update_screen_size() error {
 	if self.controlling_term == nil {
 		return fmt.Errorf("No controlling terminal cannot update screen size")