Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

core/html/ImageData.idl

Index: core/html/ImageData.idl
diff --git a/core/html/ImageData.idl b/core/html/ImageData.idl
index 44f6977b65333800da7c0e26e96e8a208b2439f4..152a63d2f8bc5f51dac26acb962c8248e52c0f15 100644
--- a/core/html/ImageData.idl
+++ b/core/html/ImageData.idl
@@ -29,16 +29,14 @@
 // https://html.spec.whatwg.org/#dom-imagedata
 
 [
-    TypeChecking=Interface,
     Constructor(unsigned long sw, unsigned long sh),
     Constructor(Uint8ClampedArray data, unsigned long sw, optional unsigned long sh),
     Exposed=(Window,Worker),
     RaisesException=Constructor,
     GarbageCollected,
 ] interface ImageData {
-    // TODO(philipj): width/height should be unsigned long.
-    readonly attribute long width;
-    readonly attribute long height;
+    readonly attribute unsigned long width;
+    readonly attribute unsigned long height;
     // TODO(philipj): Expose data.
     // FIXMEDART: Uncomment - we need this property.
     readonly attribute Uint8ClampedArray data;