message: Remove unusued function
diff: @@ -178,19 +178,6 @@ void FTexture::setExternalStream(FEngine& engine, FStream* stream) noexcept {
  }
  }
  -static bool isColorRenderable(FEngine& engine, Texture::InternalFormat format) {
  - switch (format) {
  - case Texture::InternalFormat::DEPTH16:
  - case Texture::InternalFormat::DEPTH24:
  - case Texture::InternalFormat::DEPTH32F:
  - case Texture::InternalFormat::DEPTH24_STENCIL8:
  - case Texture::InternalFormat::DEPTH32F_STENCIL8:
  - return false;
  - default:
  - return engine.getDriverApi().isRenderTargetFormatSupported(format);
  - }
  -}
  -
  void FTexture::generateMipmaps(FEngine& engine) const noexcept {
  const bool formatMipmappable = engine.getDriverApi().isTextureFormatMipmappable(mFormat);
  if (!ASSERT_POSTCONDITION_NON_FATAL(formatMipmappable, "Texture format is not mipmappable.")) {
  