diff --git a/shell/platform/darwin/ios/ios_surface.h b/shell/platform/darwin/ios/ios_surface.h
index 43049d6c367b8..58233d8a2f656 100644
--- a/shell/platform/darwin/ios/ios_surface.h
+++ b/shell/platform/darwin/ios/ios_surface.h
@@ -36,8 +36,6 @@ class IOSSurface : public ExternalViewEmbedder {
 
   ExternalViewEmbedder* GetExternalViewEmbedderIfEnabled();
 
-  bool ResourceContextMakeCurrent();
-
   virtual bool IsValid() const = 0;
 
   virtual void UpdateStorageSizeIfNecessary() = 0;
diff --git a/shell/platform/darwin/ios/ios_surface.mm b/shell/platform/darwin/ios/ios_surface.mm
index d0a931f7b1f46..fe85c77f12c2d 100644
--- a/shell/platform/darwin/ios/ios_surface.mm
+++ b/shell/platform/darwin/ios/ios_surface.mm
@@ -64,10 +64,6 @@ bool IsIosEmbeddedViewsPreviewEnabled() {
 
 IOSSurface::~IOSSurface() = default;
 
-bool IOSSurface::ResourceContextMakeCurrent() {
-  return GetContext()->ResourceMakeCurrent();
-}
-
 std::shared_ptr<IOSContext> IOSSurface::GetContext() const {
   return ios_context_;
 }