Add use counters for lots of DOM APIs.

third_party/WebKit/Source/core/dom/DOMMatrix.idl

Index: third_party/WebKit/Source/core/dom/DOMMatrix.idl
diff --git a/third_party/WebKit/Source/core/dom/DOMMatrix.idl b/third_party/WebKit/Source/core/dom/DOMMatrix.idl
index 93621edfc570a135b8798c1e6be116b5299a6010..0d5ab5fbd6f1f80adf39d7363143a5dd63e515b9 100644
--- a/third_party/WebKit/Source/core/dom/DOMMatrix.idl
+++ b/third_party/WebKit/Source/core/dom/DOMMatrix.idl
@@ -13,8 +13,8 @@
     // FIXME: Exposed=(Window,Worker)
     RuntimeEnabled=GeometryInterfaces,
 ] interface DOMMatrix : DOMMatrixReadOnly {
-    [RaisesException, NewObject] static DOMMatrix fromFloat32Array(Float32Array array32);
-    [RaisesException, NewObject] static DOMMatrix fromFloat64Array(Float64Array array64);
+    [RaisesException, NewObject, Measure] static DOMMatrix fromFloat32Array(Float32Array array32);
+    [RaisesException, NewObject, Measure] static DOMMatrix fromFloat64Array(Float64Array array64);
     [RaisesException, NewObject] static DOMMatrix fromMatrix(optional DOMMatrixInit other);
 
     // These attributes are simple aliases for certain elements of the 4x4 matrix