New FormData methods: get, getAll, has, set, delete and iterable

Source/core/html/FormData.idl

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
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  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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-// https://dvcs.w3.org/hg/xhr/raw-file/tip/Overview.html#formdata
+// http://xhr.spec.whatwg.org/#interface-formdata
+
+typedef (File or USVString) FormDataEntryValue;
 
 [
     Constructor(optional HTMLFormElement form),
     Exposed=(Window,Worker),
     ImplementedAs=DOMFormData,
     WillBeGarbageCollected,
 ] interface FormData {
-    void append(DOMString name, Blob value, optional DOMString filename);
-    void append(DOMString name, DOMString value);
+    void append(USVString name, Blob value, optional USVString filename);
+    void append(USVString name, USVString value);
+
+    [RuntimeEnabled=FormDataNewMethods, ImplementedAs=deleteEntry] void delete(USVString name);
+    [RuntimeEnabled=FormDataNewMethods] FormDataEntryValue? get(USVString name);
+    [RuntimeEnabled=FormDataNewMethods] sequence<FormDataEntryValue> getAll(USVString name);
+    [RuntimeEnabled=FormDataNewMethods, ImplementedAs=hasEntry, ] boolean has(USVString name);

[Jens Widell, 2015/01/15 19:20:25]

The trailing ", " in the extended attributes list is a bit unusual. 

[jsbell, 2015/01/15 19:29:47]

Done.

+    [RuntimeEnabled=FormDataNewMethods] void set(USVString name, Blob value, optional USVString filename);
+    [RuntimeEnabled=FormDataNewMethods] void set(USVString name, USVString value);
+    [RuntimeEnabled=FormDataNewMethods] iterable<USVString, FormDataEntryValue>;
 };