IDL: Support iterable<>, maplike<> and setlike<> syntax

Source/bindings/tests/idls/core/TestInterface.idl

Index: Source/bindings/tests/idls/core/TestInterface.idl
diff --git a/Source/bindings/tests/idls/core/TestInterface.idl b/Source/bindings/tests/idls/core/TestInterface.idl
index 306a709b126bee39a9ec51e4441a29f979cbe93c..3099edc05c5886a6322ef6c0253721f6475c57dc 100644
--- a/Source/bindings/tests/idls/core/TestInterface.idl
+++ b/Source/bindings/tests/idls/core/TestInterface.idl
@@ -37,7 +37,6 @@
     Custom=(LegacyCallAsFunction,ToV8),
     DoNotCheckConstants,
     ImplementedAs=TestInterfaceImplementation,
-    Iterable,

[bashi, 2015/01/08 23:46:15]

Shouldn't we keep having a test for "Iterable" extended attribute? We still
support it.

[Jens Widell, 2015/01/09 07:15:04]

Done.

I've reverted the change to this file, and instead added iterable<any> to
TestInterface3.

     RuntimeEnabled=FeatureName,
     SetWrapperReferenceTo(TestInterface referencedName),
     TypeChecking=(Interface,Unrestricted),
@@ -103,6 +102,8 @@
     Promise promiseMethodPartialOverload();
     Promise promiseMethodPartialOverload(Window window);
     static Promise staticPromiseMethodPartialOverload();
+
+    iterable<any>;
 };
 
 TestInterface implements TestImplements;