Assert that we're selecting refs on the main thread

Author: tiennou

Classes/Controllers/PBGitSidebarController.m

@@ -170,16 +170,16 @@ - (void) selectCurrentBranch
 		return;
 	}
 
-	dispatch_async(dispatch_get_main_queue(), ^{
-		PBSourceViewItem *item = [self addRevSpec:rev];
-		if (item) {
-			[sourceView PBExpandItem:item expandParents:YES];
-			NSIndexSet *index = [NSIndexSet indexSetWithIndex:[sourceView rowForItem:item]];
-		
-			[sourceView deselectAll:nil];
-			[sourceView selectRowIndexes:index byExtendingSelection:NO];
-		}
-	});
+	dispatch_assert_queue(dispatch_get_main_queue());
+
+	PBSourceViewItem *item = [self addRevSpec:rev];
+	if (item) {
+		[sourceView PBExpandItem:item expandParents:YES];
+		NSIndexSet *index = [NSIndexSet indexSetWithIndex:[sourceView rowForItem:item]];
+
+		[sourceView deselectAll:nil];
+		[sourceView selectRowIndexes:index byExtendingSelection:NO];
+	}
 }
 
 - (PBSourceViewItem *) itemForRev:(PBGitRevSpecifier *)rev