WebGLShadowMap: Added a temporary warning for SkinnedMeshes with material.skinning set to false.

src/renderers/webgl/WebGLShadowMap.js

@@ -302,6 +302,12 @@ function WebGLShadowMap( _renderer, _lights, _objects, capabilities ) {
 
 			}
 
+			if ( object.isSkinnedMesh && material.skinning === false ) {
+
+				console.warn( 'THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:', object );
+
+			}
+
 			var useSkinning = object.isSkinnedMesh && material.skinning;
 
 			var variantIndex = 0;