Make OpenSharedResource() call become fallible in SwapChain11::resetOffscreenColorBuffer().
Make OpenSharedResource() call become fallible in SwapChain11::resetOffscreenColorBuffer().

Mozilla bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1415754

BUG=angleproject:2367

Change-Id: I69a75c38c6811752df6da9c3cba5901c9d8ab8c4
Reviewed-on: https://chromium-review.googlesource.com/935281
Reviewed-by: Geoff Lang <b6fc25fe0362055230985c05cbfa8adb741ccc0f@chromium.org>
Reviewed-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
Commit-Queue: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>

ppy/angle,ppy/angle,ppy/angle,ppy/angle