修复SDWebImage下载时间统计的bug

@@ -61,9 +61,10 @@
         if ([YHEventReport sharedInstance].isPerformanceTrackEnabled && [YHEventReport sharedInstance].isImagePerformanceTrackEnable){
             if (cacheType == SDImageCacheTypeNone) {//暂时只去下载的图片的时间，过滤掉读缓存的时间
                 if (error) {
-                    [[YH_EventCollector sharedInstance] timeEventEndWithWebImageDownloadURL:url.absoluteString status:YHEventLoadStatusFailed];
-                    [[YH_EventCollector sharedInstance] timeEventEndWithWebImageDownloadURL:url.absoluteString status:YHEventLoadStatusSuc];
-                }
+                        [[YH_EventCollector sharedInstance] timeEventEndWithWebImageDownloadURL:url.absoluteString status:YHEventLoadStatusFailed];
+                     }else{
+                         [[YH_EventCollector sharedInstance] timeEventEndWithWebImageDownloadURL:url.absoluteString status:YHEventLoadStatusSuc];
+                     }
             }
         }