Remove style attribute from SVGElement.idl
Remove style attribute from SVGElement.idl

This attribute is already present on Element.idl. This change avoids extra bindings code
being written.

Review URL: https://codereview.chromium.org/204983019

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@169887 bbb929c8-8fbe-4397-9dbb-9b2b20218538

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