Prevents multisample depthstencil from being bound as an SRV BUG=381413 Multisample textures can only be bound as both depth stencil views and shader resource views at feature level 10_1 and above. We don't need to bind textures as SRVs if they're multisample depth targets, so we should avoid the SRV flag in that case. Change-Id: I28ca98bdc4a86eb5442b39ea3cf2b42aa9216aab Reviewed-on: https://chromium-review.googlesource.com/202921 Reviewed-by: Jamie Madill <jmadill@chromium.org> Tested-by: Shannon Woods <shannonwoods@chromium.org>