- moved the bit size variables to FSoftwareTexture

They are only needed by the software rasterizer.

src/textures/formats/shadertexture.cpp

@@ -51,7 +51,6 @@ public:
 		Name.Format("BarShader%c%c", vertical ? 'v' : 'h', reverse ? 'r' : 'f');
 		Width = vertical ? 2 : 256;
 		Height = vertical ? 256 : 2;
-		CalcBitSize();
 		bMasked = false;
 		bTranslucent = false;
 		PixelsAreStatic = 2;	// The alpha buffer is static, but if this gets used as a regular texture, a separate buffer needs to be made.