WebGLUniforms: Fixed typo.

src/renderers/webgl/WebGLUniforms.js

@@ -582,7 +582,7 @@ WebGLUniforms.evalDynamic = function( seq, values, object, material, camera ) {
 		var v = values[ seq[ i ].id ],
 			f = v.onUpdateCallback;
 
-		if ( f !== undefined ) f.call( v, object, material camera );
+		if ( f !== undefined ) f.call( v, object, material, camera );
 
 	}