Revert "Optimize clearing of depth and stencil images"
Revert "Optimize clearing of depth and stencil images"

This reverts commit af1f215923f24825443ef14adf6f58aff53893b8.

Reason for revert: Fails tests with ASAN crbug.com/1097740

Bug: chromium:1097740
Change-Id: I48d3d1129ad3ea314df29d1f40b595ad6fa169ce
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/45928
Reviewed-by: Corentin Wallez <470c533e86f4f848c98c7e11fffc2d043494a401@google.com>
Tested-by: Corentin Wallez <470c533e86f4f848c98c7e11fffc2d043494a401@google.com>

bkaradzic/SwiftShader,google/swiftshader,bkaradzic/SwiftShader,bkaradzic/SwiftShader,bkaradzic/SwiftShader,google/swiftshader,bkaradzic/SwiftShader,google/swiftshader