Simplify setting of 'nonce' in SVGElement::InsertedInto

No need to use one hasAttribute() and two getAttribute() for something
that only needs one getAttribute(). (No synchronization required in this
case, so the 'fast' version can be used.)

Change-Id: I8b85ea56900fba73cf31b5a8f60cfdac280bd069
Reviewed-on: https://chromium-review.googlesource.com/704857
Reviewed-by: Mike West <mkwst@chromium.org>
Commit-Queue: Fredrik Söderquist <fs@opera.com>
Cr-Commit-Position: refs/heads/master@{#507307}
1 file changed