message: MINOR: Fix lineColor attribute for FillTechnique
diff: @@ -24,7 +24,7 @@ varying vec3 vColor;
  #endif
  void main() {
  - #if USE_COLOR
  + #ifdef USE_COLOR
  vColor = mix(edgeColor.rgb, color.rgb, edgeColorMix);
  #else
  vColor = edgeColor.rgb;
  