167     class ChildPtr {
169         ChildPtr() = default;
170         ChildPtr(sk_sp<SkShader> s) : fChild(std::move(s)) {}  in ChildPtr()  function
171         ChildPtr(sk_sp<SkColorFilter> cf) : fChild(std::move(cf)) {}  in ChildPtr()  function
172         ChildPtr(sk_sp<SkBlender> b) : fChild(std::move(b)) {}  in ChildPtr()  function
191                                SkSpan<ChildPtr> children,
197                              SkSpan<ChildPtr> children,
207                                          SkSpan<ChildPtr> children) const;
209     sk_sp<SkBlender> makeBlender(sk_sp<SkData> uniforms, SkSpan<ChildPtr> children = {}) const;
362                 fOwner->fChildren[(size_t)fChild->index] = SkRuntimeEffect::ChildPtr{};
393     SkRuntimeEffect::ChildPtr* children() { return fChildren.data(); }  in children()
406     std::vector<SkRuntimeEffect::ChildPtr> fChildren;