Add use counters for lots of DOM APIs.

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

Index: third_party/WebKit/Source/core/html/HTMLAllCollection.idl
diff --git a/third_party/WebKit/Source/core/html/HTMLAllCollection.idl b/third_party/WebKit/Source/core/html/HTMLAllCollection.idl
index 01555a4cde61dcf15689efa10eb93f19425038b0..de9130e1f59883409279b81167c77182d6a5da25 100644
--- a/third_party/WebKit/Source/core/html/HTMLAllCollection.idl
+++ b/third_party/WebKit/Source/core/html/HTMLAllCollection.idl
@@ -31,12 +31,12 @@
     DependentLifetime,
     SetWrapperReferenceFrom=ownerNode,
 ] interface HTMLAllCollection {
-    readonly attribute unsigned long length;
-    [ImplementedAs=item] getter Element (unsigned long index);
+    [MeasureAs=DocumentAllCollection] readonly attribute unsigned long length;
+    [ImplementedAs=item, MeasureAs=DocumentAllCollection] getter Element (unsigned long index);
     // FIXME: The custom item() implementation may return a NodeList, but the
     // spec has a (HTMLCollection or Element)? item(DOMString name) method.
-    [Custom] Element? item([Default=Undefined] optional unsigned long index);
+    [Custom, MeasureAs=DocumentAllCollection] Element? item([Default=Undefined] optional unsigned long index);
     // FIXME: namedItem() should be a legacycaller.
     // FIXME: namedItem() should return an (HTMLCollection or Element)? union.
-    [ImplementedAs=namedGetter] getter (NodeList or Element)? namedItem(DOMString name);
+    [ImplementedAs=namedGetter, MeasureAs=DocumentAllCollection] getter (NodeList or Element)? namedItem(DOMString name);
 };