细节调整

Signed-off-by: Devin <devin87@qq.com>

Author: devin87

demo/image-single.html

@@ -68,8 +68,8 @@
 
                     this.ops.view.innerHTML = '';
 
-                    this.list = [task];
-                    this.map[task.id] = task;
+                    this.list = [];
+                    this.map = {};
                     this.index = 0;
                     this.workerIdle = 1;
                 },