Editorial: Web IDL is with a space

Author: annevk

index.bs

@@ -14702,14 +14702,14 @@ strongly discouraged.
 
 <i>This section is informative.</i>
 
-Legacy WebIDL constructs exist only so that
+Legacy Web IDL constructs exist only so that
 legacy Web platform features can be specified.
 They are generally prefixed with the "<code>Legacy</code>" string.
-It is strongly discouraged to use legacy WebIDL constructs in specifications
+It is strongly discouraged to use legacy Web IDL constructs in specifications
 unless required to specify the behavior of legacy Web platform features,
 or for consistency with such features.
-Editors who wish to use legacy WebIDL constructs are strongly advised to discuss this
-by <a href="https://github.com/heycam/webidl/issues/new?title=Intent%20to%20use%20a%20legacy%20WebIDL%20construct">filing an issue</a>
+Editors who wish to use legacy Web IDL constructs are strongly advised to discuss this
+by <a href="https://github.com/heycam/webidl/issues/new?title=Intent%20to%20use%20a%20legacy%20Web%20IDL%20construct">filing an issue</a>
 before proceeding.
 
 Marking a construct as legacy does not, in itself,
@@ -14718,7 +14718,7 @@ It does suggest however, that it is a good candidate
 for future removal from this specification,
 whenever various heuristics indicate that
 the Web platform features it helps specify can be removed altogether
-or can be modified to rely on non-legacy WebIDL constructs instead.
+or can be modified to rely on non-legacy Web IDL constructs instead.
 
 
 <h2 id="referencing">Referencing this specification</h2>