Pass a non-nullable string to NamedGetter.

There is no actual reason to use a nullable string here; all callers have a
string they want to pass.

The issue dates back to the time that DOMString was inherently nullable
(before #1215); this API was not converted back to the non-nullable DOMString
type after that landed.

2 files changed, 10 insertions, 18 deletions

diff --git a/src/components/script/dom/bindings/codegen/CodegenRust.py b/src/components/script/dom/bindings/codegen/CodegenRust.py
index 525c77b6419..3d88b2ea442 100644
--- a/src/components/script/dom/bindings/codegen/CodegenRust.py
+++ b/src/components/script/dom/bindings/codegen/CodegenRust.py
@@ -3612,7 +3612,7 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
             # properties that shadow prototype properties.
             namedGet = ("\n" +
                         "if set == 0 && RUST_JSID_IS_STRING(id) != 0 && !HasPropertyOnPrototype(cx, proxy, id) {\n" +
-                        "  let name = Some(jsid_to_str(cx, id));\n" +
+                        "  let name = jsid_to_str(cx, id);\n" +
                         "  let this = UnwrapProxy(proxy);\n" +
                         "  let this = JS::from_raw(this);\n" +
                         "  let this = this.root();\n" +
@@ -3675,7 +3675,7 @@ class CGDOMJSProxyHandler_defineProperty(CGAbstractExternMethod):
             if not self.descriptor.operations['NamedCreator'] is namedSetter:
                 raise TypeError("Can't handle creator that's different from the setter")
             set += ("if RUST_JSID_IS_STRING(id) != 0 {\n" +
-                    "  let name = Some(jsid_to_str(cx, id));\n" +
+                    "  let name = jsid_to_str(cx, id);\n" +
                     "  let this = UnwrapProxy(proxy);\n" +
                     "  let this = JS::from_raw(this);\n" +
                     "  let this = this.root();\n" +
@@ -3683,7 +3683,7 @@ class CGDOMJSProxyHandler_defineProperty(CGAbstractExternMethod):
                     "}\n")
         elif self.descriptor.operations['NamedGetter']:
             set += ("if RUST_JSID_IS_STRING(id) {\n" +
-                    "  let name = Some(jsid_to_str(cx, id));\n" +
+                    "  let name = jsid_to_str(cx, id);\n" +
                     "  let this = UnwrapProxy(proxy);\n" +
                     "  let this = JS::from_raw(this);\n" +
                     "  let this = this.root();\n" +
@@ -3724,7 +3724,7 @@ class CGDOMJSProxyHandler_hasOwn(CGAbstractExternMethod):
         namedGetter = self.descriptor.operations['NamedGetter']
         if namedGetter:
             named = ("if RUST_JSID_IS_STRING(id) != 0 && !HasPropertyOnPrototype(cx, proxy, id) {\n" +
-                     "  let name = Some(jsid_to_str(cx, id));\n" +
+                     "  let name = jsid_to_str(cx, id);\n" +
                      "  let this = UnwrapProxy(proxy);\n" +
                      "  let this = JS::from_raw(this);\n" +
                      "  let this = this.root();\n" +
@@ -3796,7 +3796,7 @@ if expando.is_not_null() {
         namedGetter = self.descriptor.operations['NamedGetter']
         if namedGetter and False: #XXXjdm unfinished
             getNamed = ("if (JSID_IS_STRING(id)) {\n" +
-                        "  let name = Some(jsid_to_str(cx, id));\n" +
+                        "  let name = jsid_to_str(cx, id);\n" +
                         "  let this = UnwrapProxy(proxy);\n" +
                         "  let this = JS::from_raw(this);\n" +
                         "  let this = this.root();\n" +
diff --git a/src/components/script/dom/htmlcollection.rs b/src/components/script/dom/htmlcollection.rs
index a1d37700af6..65a617a10f6 100644
--- a/src/components/script/dom/htmlcollection.rs
+++ b/src/components/script/dom/htmlcollection.rs
@@ -124,7 +124,7 @@ pub trait HTMLCollectionMethods {
     fn Item(&self, index: u32) -> Option<Temporary<Element>>;
     fn NamedItem(&self, key: DOMString) -> Option<Temporary<Element>>;
     fn IndexedGetter(&self, index: u32, found: &mut bool) -> Option<Temporary<Element>>;
-    fn NamedGetter(&self, maybe_name: Option<DOMString>, found: &mut bool) -> Option<Temporary<Element>>;
+    fn NamedGetter(&self, name: DOMString, found: &mut bool) -> Option<Temporary<Element>>;
 }
 
 impl<'a> HTMLCollectionMethods for JSRef<'a, HTMLCollection> {
@@ -202,18 +202,10 @@ impl<'a> HTMLCollectionMethods for JSRef<'a, HTMLCollection> {
         maybe_elem
     }
 
-    fn NamedGetter(&self, maybe_name: Option<DOMString>, found: &mut bool) -> Option<Temporary<Element>> {
-        match maybe_name {
-            Some(name) => {
-                let maybe_elem = self.NamedItem(name);
-                *found = maybe_elem.is_some();
-                maybe_elem
-            },
-            None => {
-                *found = false;
-                None
-            }
-        }
+    fn NamedGetter(&self, name: DOMString, found: &mut bool) -> Option<Temporary<Element>> {
+        let maybe_elem = self.NamedItem(name);
+        *found = maybe_elem.is_some();
+        maybe_elem
     }
 }