Add macro for ARC conditional call to [super dealloc]

SDImageCache.m

@@ -81,9 +81,7 @@ static SDImageCache *instance;
 
     [[NSNotificationCenter defaultCenter] removeObserver:self];
 
-#if ! __has_feature(objc_arc)
-    [super dealloc];
-#endif
+    SDWISuperDealoc;
 }
 
 #pragma mark SDImageCache (class methods)

SDWebImageCompat.h

@@ -29,6 +29,7 @@
 #define SDWIReturnRetained SDWIRetain
 
 #define SDWIRelease(__v) ([__v release], __v = nil);
+#define SDWISuperDealoc [super dealloc];
 
 #define SDWIWeak
 #else
@@ -40,6 +41,7 @@
 #define SDWIReturnRetained(__v) (__v)
 
 #define SDWIRelease(__v)
+#define SDWISuperDealoc
 
 #define SDWIWeak __unsafe_unretained
 #endif

SDWebImageDecoder.m

@@ -77,10 +77,7 @@ static SDWebImageDecoder *sharedInstance;
 - (void)dealloc
 {
     SDWIRelease(imageDecodingQueue);
-
-#if ! __has_feature(objc_arc)
-    [super dealloc];
-#endif
+    SDWISuperDealoc;
 }
 
 + (SDWebImageDecoder *)sharedImageDecoder

SDWebImageDownloader.m

@@ -157,10 +157,7 @@ NSString *const SDWebImageDownloadStopNotification = @"SDWebImageDownloadStopNot
     SDWIRelease(connection);
     SDWIRelease(imageData);
     SDWIRelease(userInfo);
-
-#if ! __has_feature(objc_arc)
-    [super dealloc];
-#endif
+    SDWISuperDealoc;
 }
 
 

SDWebImageManager.m

@@ -52,10 +52,7 @@ static SDWebImageManager *instance;
     SDWIRelease(cacheURLs);
     SDWIRelease(downloaderForURL);
     SDWIRelease(failedURLs);
-
-#if ! __has_feature(objc_arc)
-    [super dealloc];
-#endif
+    SDWISuperDealoc;
 }
 
 

SDWebImagePrefetcher.m

@@ -106,10 +106,7 @@ static SDWebImagePrefetcher *instance;
 - (void)dealloc
 {
     self.prefetchURLs = nil;
-
-#if ! __has_feature(objc_arc)
-    [super dealloc];
-#endif
+    SDWISuperDealoc;
 }
 
 @end