Update legacycaller FIXMEs to reflect spec changes

third_party/WebKit/Source/core/html/HTMLObjectElement.idl

Index: third_party/WebKit/Source/core/html/HTMLObjectElement.idl
diff --git a/third_party/WebKit/Source/core/html/HTMLObjectElement.idl b/third_party/WebKit/Source/core/html/HTMLObjectElement.idl
index 56e7ff77d2996c58914194f253168a968e446e0f..d4b3b6ae9fe5563e6466a3ceb2aadaf6b87524ab 100644
--- a/third_party/WebKit/Source/core/html/HTMLObjectElement.idl
+++ b/third_party/WebKit/Source/core/html/HTMLObjectElement.idl
@@ -20,6 +20,8 @@
 
 // https://html.spec.whatwg.org/#the-object-element
 
+// TODO(foolip): HTMLObjectElement should not have
+// [Custom=LegacyCallAsFunction]. https://crbug.com/663662
 // TODO(yukishiino): HTMLObjectElement should not have [OverrideBuiltins].
 [
     Custom=LegacyCallAsFunction,
@@ -45,8 +47,6 @@
     boolean reportValidity();
     void setCustomValidity(DOMString error);
 
-    // TODO(foolip): legacycaller any (any... arguments); crbug.com/465009
-
     // obsolete members
     // https://html.spec.whatwg.org/#HTMLObjectElement-partial
     [CEReactions, Reflect] attribute DOMString align;