From 09a9e74eae4ae0bd9e910849827fd282a8ef6a81 Mon Sep 17 00:00:00 2001
From: Oana Popescu <oana.popescu3112@gmail.com>
Date: Thu, 2 Jun 2016 18:23:49 +0300
Subject: [PATCH] Removed dealloc method and added comment regarding sending
 nil for delegateQueue

---
 SDWebImage/SDWebImageDownloaderOperation.m | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/SDWebImage/SDWebImageDownloaderOperation.m b/SDWebImage/SDWebImageDownloaderOperation.m
index 7753187..2c36f92 100644
--- a/SDWebImage/SDWebImageDownloaderOperation.m
+++ b/SDWebImage/SDWebImageDownloaderOperation.m
@@ -67,10 +67,6 @@ NSString *const SDWebImageDownloadFinishNotification = @"SDWebImageDownloadFinis
     return self;
 }
 
-- (void)dealloc {
-    
-}
-
 - (void)start {
     @synchronized (self) {
         if (self.isCancelled) {
@@ -99,6 +95,12 @@ NSString *const SDWebImageDownloadFinishNotification = @"SDWebImageDownloadFinis
 #endif
         NSURLSessionConfiguration *sessionConfig = [NSURLSessionConfiguration defaultSessionConfiguration];
         sessionConfig.timeoutIntervalForRequest = 15;
+        
+        /**
+         *  Create the session for this task
+         *  We send nil as delegate queue so that the session creates a serial operation queue for performing all delegate
+         *  method calls and completion handler calls.
+         */
         self.session = [NSURLSession sessionWithConfiguration:sessionConfig
                                                      delegate:self
                                                 delegateQueue:nil];