LibWeb/WebGL2: Implement deleteSampler

Author: https://github.com/Lubrsi
Commit: f627c91bf3
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2943
Reviewed-by: https://github.com/kalenikaliaksandr

Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWebGLRenderingContext.cpp

@@ -1288,6 +1288,14 @@ public:
             continue;
         }
 
+        if (function.name == "deleteSampler"sv) {
+            generate_webgl_object_handle_unwrap(function_impl_generator, "sampler"sv, ""sv);
+            function_impl_generator.append(R"~~~(
+    glDeleteSamplers(1, &sampler_handle);
+)~~~");
+            continue;
+        }
+
         if (function.name == "bindBuffer"sv) {
             // FIXME: Implement Buffer Object Binding restrictions.
             generate_webgl_object_handle_unwrap(function_impl_generator, "buffer"sv, ""sv);