brick/brickwall011e  -> stone/stonewall025b
brick/brickwall011i  The texture represented an arch.  some stonewall textures can fit.
concrete/concretefloor001b -> decals/decal_crater001a almost an ideal replacement.
plaster/plasterwall045d -> it appears the texture is in CSS, it can be found in PLASTER/PLASTERWALL045d folder
stone/dirtroad001a -> stone/stonefloor007a

The list of renamed textures and what to replace them with:
brick/brickwall001d for shadertest/sphericalenvmapblendmaskedbasetimeslightmap
brick/brickwall002a for stone/stonewall036a
brick/brickwall002b for stone/stonewall036b
brick/brickwall002d for stone/stonewall036d
brick/brickwall010a for stone/stonewall038a
brick/brickwall010b for stone/stonewall038b
brick/brickwall010c for stone/stonewall038c
brick/brickwall010d for stone/stonewall038d
brick/brickwall010e for stone/stonewall038e
brick/brickwall010f for stone/stonewall038f
brick/brickwall011d for stone/stonewall039d
brick/brickwall011e for stone/stonewall039e
brick/brickwall011f for stone/stonewall039f
brick/brickwall011g for stone/stonewall039g
brick/brickwall011h for stone/stonewall039h
brick/brickwall011i for stone/stonewall039i
brick/brickwall013b for stone/stonewall034b
brick/brickwall013c for stonewall034a, since 034c does not exists.
brick/brickwall014a for stone/stonewall035a
brick/brickwall014b for stone/stonewall035b

COMPOSITE/BUILDINGWINDOW001[A-G] for glass/glasswindow021[A-G]
COMPOSITE/BUILDINGWINDOW003A for glass/glasswindow023a
COMPOSITE/BUILDINGWINDOW003B for glass/glasswindow023b
COMPOSITE/BUILDINGWINDOW004A for glass/glasswindow024a
COMPOSITE/BUILDINGWINDOW004B for glass/glasswindow024b
COMPOSITE/BUILDINGWINDOW005[A-E] for glass/glasswindow025[A-E]
COMPOSITE/BUILDINGWINDOW006[A-D] for glass/glasswindow026[A-D]

glass/glasswindow020a for shadertest/lightmappedbasealphamaskedenvmappedtexture

PLASTER/PLASTERCOLUMN001A for plaster/plasterwall001h
PLASTER/PLASTERCOLUMN001B for plaster/plasterwall001i
PLASTER/PLASTERCOLUMN001C for plaster/plasterwall001j

stone/stonewall021X for stone/stonewall021X (replace transparent variants with solid ones).
stone/stonewall029X for plaster/plasterwall036X