diff --git a/internal/ui/ui_js.go b/internal/ui/ui_js.go
index 31ddf1315..ce1d956ca 100644
--- a/internal/ui/ui_js.go
+++ b/internal/ui/ui_js.go
@@ -16,7 +16,6 @@ package ui
 
 import (
 	"errors"
-	"image"
 	"math"
 	"sync"
 	"syscall/js"
@@ -792,13 +791,6 @@ type Monitor struct{}
 
 var theMonitor = &Monitor{}
 
-func (m *Monitor) Bounds() image.Rectangle {
-	screen := window.Get("screen")
-	w := screen.Get("width").Int()
-	h := screen.Get("height").Int()
-	return image.Rect(0, 0, w, h)
-}
-
 func (m *Monitor) Name() string {
 	return ""
 }
diff --git a/internal/ui/ui_mobile.go b/internal/ui/ui_mobile.go
index 146fb1256..ff4633d11 100644
--- a/internal/ui/ui_mobile.go
+++ b/internal/ui/ui_mobile.go
@@ -19,7 +19,6 @@ package ui
 import (
 	stdcontext "context"
 	"fmt"
-	"image"
 	"runtime"
 	"runtime/debug"
 	"sync"
@@ -279,11 +278,6 @@ type Monitor struct{}
 
 var theMonitor = &Monitor{}
 
-func (m *Monitor) Bounds() image.Rectangle {
-	// TODO: This should return the available viewport dimensions.
-	return image.Rectangle{}
-}
-
 func (m *Monitor) Name() string {
 	return ""
 }
diff --git a/internal/ui/ui_nintendosdk.go b/internal/ui/ui_nintendosdk.go
index cb8ff1d47..a2f445dee 100644
--- a/internal/ui/ui_nintendosdk.go
+++ b/internal/ui/ui_nintendosdk.go
@@ -22,7 +22,6 @@ import "C"
 
 import (
 	"errors"
-	"image"
 	"runtime"
 	"sync"
 
@@ -169,11 +168,6 @@ type Monitor struct{}
 
 var theMonitor = &Monitor{}
 
-func (m *Monitor) Bounds() image.Rectangle {
-	// TODO: This should return the available viewport dimensions.
-	return image.Rectangle{}
-}
-
 func (m *Monitor) Name() string {
 	return ""
 }