Fix 'modalDelegate:' is deprecated to avoid contextInfo leaks.

macosx/AboutWindowController.mm

@@ -81,7 +81,7 @@ AboutWindowController* fAboutBoxInstance = nil;
 - (IBAction)hideLicense:(id)sender
 {
     [self.fLicenseSheet orderOut:nil];
-    [NSApp endSheet:self.fLicenseSheet];
+    [self.window endSheet:self.fLicenseSheet];
 }
 
 @end

macosx/BlocklistDownloaderViewController.mm

@@ -90,7 +90,7 @@ BlocklistDownloaderViewController* fBLViewController = nil;
 
 - (void)setFinished
 {
-    [NSApp endSheet:self.fStatusWindow];
+    [self.fPrefsController.window endSheet:self.fStatusWindow];
     [self.fStatusWindow orderOut:self];
 
     fBLViewController = nil;
@@ -98,7 +98,7 @@ BlocklistDownloaderViewController* fBLViewController = nil;
 
 - (void)setFailed:(NSString*)error
 {
-    [NSApp endSheet:self.fStatusWindow];
+    [self.fPrefsController.window endSheet:self.fStatusWindow];
     [self.fStatusWindow orderOut:self];
 
     NSAlert* alert = [[NSAlert alloc] init];
@@ -109,8 +109,6 @@ BlocklistDownloaderViewController* fBLViewController = nil;
     alert.informativeText = error;
 
     [alert beginSheetModalForWindow:self.fPrefsController.window completionHandler:^(NSModalResponse returnCode) {
-        [alert.window orderOut:self];
-
         fBLViewController = nil;
     }];
 }

macosx/CreatorWindowController.mm

@@ -687,7 +687,6 @@ NSMutableSet* creatorWindowControllerSet = nil;
 
         alert.informativeText = [NSString stringWithFormat:@"%s (%d)", error->message, error->code];
         [alert beginSheetModalForWindow:self.window completionHandler:^(NSModalResponse returnCode) {
-            [alert.window orderOut:nil];
             [self.window close];
         }];
         tr_error_free(error);

macosx/GroupsPrefsController.mm

@@ -296,7 +296,7 @@
 - (IBAction)cancelRules:(id)sender
 {
     [self.groupRulesSheetWindow orderOut:nil];
-    [NSApp endSheet:self.groupRulesSheetWindow];
+    [self.fTableView.window endSheet:self.groupRulesSheetWindow];
 
     NSInteger index = [GroupsController.groups indexForRow:self.fTableView.selectedRow];
     if (![GroupsController.groups autoAssignRulesForIndex:index])
@@ -310,7 +310,7 @@
 - (IBAction)saveRules:(id)sender
 {
     [self.groupRulesSheetWindow orderOut:nil];
-    [NSApp endSheet:self.groupRulesSheetWindow];
+    [self.fTableView.window endSheet:self.groupRulesSheetWindow];
 
     NSInteger index = [GroupsController.groups indexForRow:self.fTableView.selectedRow];
     [GroupsController.groups setUsesAutoAssignRules:YES forIndex:index];

macosx/StatsWindowController.mm

@@ -159,8 +159,6 @@ tr_session* fLib = NULL;
     alert.showsSuppressionButton = YES;
 
     [alert beginSheetModalForWindow:self.window completionHandler:^(NSModalResponse returnCode) {
-        [alert.window orderOut:nil];
-
         if (alert.suppressionButton.state == NSControlStateValueOn)
         {
             [NSUserDefaults.standardUserDefaults setBool:NO forKey:@"WarningResetStats"];