Revert "Pass texture base level to shaders on D3D11" This reverts commit 3026829e155bd89b5ca5b7b7c5267699b9192557. Change-Id: I0b4c3f5b1453b993b149423bb1ce407f4918cf54 Reviewed-on: https://chromium-review.googlesource.com/325435 Reviewed-by: Geoff Lang <geofflang@chromium.org>