KhronosGroup/WebCL-conformance — pull request #91 by junmin-zhu (2014-11-25 13:08:04+00:00)
Title: Remove invalid case in cl_context_createBuffer_with_imageData.html.

From the spec of context2d(http://www.w3.org/TR/2010/WD-2dcontext-20101019/#dom-context-2d-createimagedata),
it accepted the negetive argument, or larger size comparing with canvas.