CanvasRenderer: Removed redundant material.map check. Fixes #2994.

src/renderers/CanvasRenderer.js

@@ -629,7 +629,7 @@ THREE.CanvasRenderer = function ( parameters ) {
 
 			drawTriangle( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y );
 
-			if ( ( material instanceof THREE.MeshLambertMaterial || material instanceof THREE.MeshPhongMaterial ) && material.map === null && material.map === null ) {
+			if ( ( material instanceof THREE.MeshLambertMaterial || material instanceof THREE.MeshPhongMaterial ) && material.map === null ) {
 
 				_diffuseColor.copy( material.color );
 				_emissiveColor.copy( material.emissive );