112295 2013-03-13 15:16:56 -0700 Custom bindings for Cliipboard::types() shouldn't return null if empty 2013-03-13 15:16:56 -0700 1 1 1 Unclassified WebKit DOM 528+ (Nightly build) Unspecified Unspecified NEW P2 Normal --- 1 dcheng webkit-unassigned eric oldest_to_newest 854701 0 dcheng 2013-03-13 15:16:56 -0700 The spec does not define DataTransfer.types as a nullable type: 15:06 < dcheng> Question... if the spec defines an attribute to return a DOMString[], it would be incorrect to return null if it's empty right? 15:07 < annevk> dcheng: yes So we shouldn't ever be returning null. Mozilla's implementation of DataTransfer confirms this: http://mxr.mozilla.org/mozilla-central/source/content/events/src/nsDOMDataTransfer.cpp#265 always returns a non-null list (unless the allocator failed).