Add use counters for lots of DOM APIs.

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

Index: third_party/WebKit/Source/core/html/HTMLEmbedElement.idl
diff --git a/third_party/WebKit/Source/core/html/HTMLEmbedElement.idl b/third_party/WebKit/Source/core/html/HTMLEmbedElement.idl
index ee74abae48a4b584056285a3f60954b50c541ae7..f672d9d838564c40d3b6e119d9e61593589f7e7b 100644
--- a/third_party/WebKit/Source/core/html/HTMLEmbedElement.idl
+++ b/third_party/WebKit/Source/core/html/HTMLEmbedElement.idl
@@ -27,16 +27,16 @@
     Custom=LegacyCallAsFunction,
     OverrideBuiltins,
 ] interface HTMLEmbedElement : HTMLElement {
-    [CEReactions, Reflect, URL] attribute DOMString src;
-    [CEReactions, Reflect] attribute DOMString type;
-    [CEReactions, Reflect] attribute DOMString width;
-    [CEReactions, Reflect] attribute DOMString height;
-    [CheckSecurity=ReturnValue, RaisesException] Document? getSVGDocument();
+  [Measure, CEReactions, Reflect, URL] attribute DOMString src;
+  [Measure, CEReactions, Reflect] attribute DOMString type;
+  [Measure, CEReactions, Reflect] attribute DOMString width;
+  [Measure, CEReactions, Reflect] attribute DOMString height;
+  [Measure, CheckSecurity=ReturnValue, RaisesException] Document? getSVGDocument();
 
     // obsolete members
     // https://html.spec.whatwg.org/#HTMLEmbedElement-partial
-    [CEReactions, Reflect] attribute DOMString align;
-    [CEReactions, Reflect] attribute DOMString name;
+  [Measure, CEReactions, Reflect] attribute DOMString align;
+  [Measure, CEReactions, Reflect] attribute DOMString name;
 
     // FIXME: None of these getters and setters are in the spec.
     [Custom, NotEnumerable] getter Node (DOMString name);