Rename [OverrideBuiltins] to [LegacyOverrideBuiltIns]

Part of #350.

index.bs

@@ -1011,12 +1011,12 @@ The following extended attributes are applicable to interfaces:
 [{{LegacyWindowAlias}}],
 [{{NamedConstructor}}],
 [{{NoInterfaceObject}}],
-[{{OverrideBuiltins}}], and
+[{{LegacyOverrideBuiltIns}}], and
 [{{SecureContext}}].
 
 The following extended attributes are applicable to [=partial interfaces=]:
 [{{Exposed}}],
-[{{OverrideBuiltins}}], and
+[{{LegacyOverrideBuiltIns}}], and
 [{{SecureContext}}].
 
 [=Interfaces=] which are not annotated
@@ -9457,10 +9457,10 @@ used on an [=interface=], then:
 *   The interface must not define a [=named property setter=].
 *   The interface must not define [=indexed property getters=] or [=indexed property setter|setters=].
 *   The interface must not define a [=constructor operation=].
-*   The interface must not also be declared with the [{{OverrideBuiltins}}]
+*   The interface must not also be declared with the [{{LegacyOverrideBuiltIns}}]
     extended attribute.
 *   The interface must not [=interface/inherit=] from another interface with the
-    [{{OverrideBuiltins}}] extended attribute.
+    [{{LegacyOverrideBuiltIns}}] extended attribute.
 *   Any other interface must not [=interface/inherit=] from it.
 
 If [{{Global}}] is specified on
@@ -10159,29 +10159,29 @@ for the specific requirements that the use of
 </div>
 
 
-<h4 id="OverrideBuiltins" extended-attribute lt="OverrideBuiltins">[OverrideBuiltins]</h4>
+<h4 id="LegacyOverrideBuiltIns" extended-attribute lt="LegacyOverrideBuiltIns" oldids="OverrideBuiltins">[LegacyOverrideBuiltIns]</h4>
 
 <div class="advisement">
 
-    The [{{OverrideBuiltins}}] [=extended attribute=] is an undesirable feature.
+    The [{{LegacyOverrideBuiltIns}}] [=extended attribute=] is an undesirable feature.
     It exists only so that legacy Web platform features can be specified.
     It should not be used in specifications
     unless required to specify the behavior of legacy APIs,
     or for consistency with these APIs.
     Editors who wish to use this feature are strongly advised to discuss this
-    by <a href="https://github.com/heycam/webidl/issues/new?title=Intent%20to%20use%20[OverrideBuiltins]">filing an issue</a>
+    by <a href="https://github.com/heycam/webidl/issues/new?title=Intent%20to%20use%20[LegacyOverrideBuiltIns]">filing an issue</a>
     before proceeding.
 
     <small class="non-normative">
-        The [{{OverrideBuiltins}}] [=extended attribute=] appears on the
+        The [{{LegacyOverrideBuiltIns}}] [=extended attribute=] appears on the
         {{DOMStringMap}},
         {{Document}}, and
         {{HTMLFormElement}} [=interfaces=]. [[HTML]]
     </small>
 
 </div>
 
-If the [{{OverrideBuiltins}}]
+If the [{{LegacyOverrideBuiltIns}}]
 [=extended attribute=]
 appears on an [=interface=],
 it indicates that for a [=legacy platform object=] implementing the interface,
@@ -10195,7 +10195,7 @@ This is in contrast to the usual behavior, which is for named properties
 to be exposed only if there is no property with the
 same name on the object itself or somewhere on its prototype chain.
 
-The [{{OverrideBuiltins}}]
+The [{{LegacyOverrideBuiltIns}}]
 extended attribute must
 [=takes no arguments|take no arguments=]
 and must not appear on an interface
@@ -10207,14 +10207,14 @@ definition, then that partial interface definition must
 be the part of the interface definition that defines
 the [=named property getter=].
 
-If the [{{OverrideBuiltins}}] extended attribute is specified on a
+If the [{{LegacyOverrideBuiltIns}}] extended attribute is specified on a
 [=partial interface=] definition, it is considered to appear on the
 [=interface=] itself.
 
 See [[#es-legacy-platform-objects]]
 and [[#legacy-platform-object-defineownproperty]]
 for the specific requirements that the use of
-[{{OverrideBuiltins}}] entails.
+[{{LegacyOverrideBuiltIns}}] entails.
 
 <div class="example">
 
@@ -10231,7 +10231,7 @@ for the specific requirements that the use of
         };
 
         [Exposed=Window,
-         OverrideBuiltins]
+         LegacyOverrideBuiltIns]
         interface StringMap2 {
           readonly attribute unsigned long length;
           getter DOMString lookup(DOMString key);
@@ -13436,7 +13436,7 @@ Additionally, [=legacy platform objects=] have internal methods as defined in:
         and |P| is not an [=unforgeable property name=]
         of |O|, then:
         1.  Let |creating| be true if |P| is not a [=supported property name=], and false otherwise.
-        1.  If |O| [=implements=] an interface with the [{{OverrideBuiltins}}]
+        1.  If |O| [=implements=] an interface with the [{{LegacyOverrideBuiltIns}}]
             [=extended attribute=] or |O| does not have an own property
             named |P|, then:
             1.  If |creating| is false and |O| does not implement an
@@ -13559,7 +13559,7 @@ internal method as follows.
     The <dfn id="dfn-named-property-visibility" export>named property visibility algorithm</dfn>
     is used to determine if a given named property is exposed on an object.
     Some named properties are not exposed on an object depending on whether
-    the [{{OverrideBuiltins}}] [=extended attribute=] was used.
+    the [{{LegacyOverrideBuiltIns}}] [=extended attribute=] was used.
     The algorithm operates as follows, with property name |P| and object |O|:
 
     1.  If |P| is not a [=supported property name=] of |O|, then return false.
@@ -13569,7 +13569,7 @@ internal method as follows.
           because in practice those are always set up before objects have any supported property names,
           and once set up will make the corresponding named properties invisible.
 
-    1.  If |O| [=implements=] an interface that has the [{{OverrideBuiltins}}]
+    1.  If |O| [=implements=] an interface that has the [{{LegacyOverrideBuiltIns}}]
         [=extended attribute=], then return true.
     1.  Let |prototype| be |O|.\[[GetPrototypeOf]]().
     1.  While |prototype| is not null:
@@ -13585,10 +13585,10 @@ internal method as follows.
 
     1.  Indexed properties.
     1.  Own properties, including unforgeable attributes and operations.
-    1.  Then, if [{{OverrideBuiltins}}]:
+    1.  Then, if [{{LegacyOverrideBuiltIns}}]:
         1.  Named properties.
         1.  Properties from the prototype chain.
-    1.  Otherwise, if not [{{OverrideBuiltins}}]:
+    1.  Otherwise, if not [{{LegacyOverrideBuiltIns}}]:
         1.  Properties from the prototype chain.
         1.  Named properties.
 </div>