[ObjC ARC] Converts ios/chrome/browser/infobars:infobars to ARC.\n\nAutomatically generated ARCMigr…

ios/chrome/browser/infobars/infobar_controller.mm

Index: ios/chrome/browser/infobars/infobar_controller.mm
diff --git a/ios/chrome/browser/infobars/infobar_controller.mm b/ios/chrome/browser/infobars/infobar_controller.mm
index e55cbe7af45ced6994df220cc9c16993523eb965..29d9fe2d21a1168379a7ea65ec7f9e4d37fb4f6a 100644
--- a/ios/chrome/browser/infobars/infobar_controller.mm
+++ b/ios/chrome/browser/infobars/infobar_controller.mm
@@ -9,8 +9,12 @@
 #include "base/logging.h"
 #import "ios/public/provider/chrome/browser/ui/infobar_view_protocol.h"
 
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
 @interface InfoBarController () {
-  base::scoped_nsobject<UIView<InfoBarViewProtocol>> _infoBarView;
+  UIView<InfoBarViewProtocol>* _infoBarView;
 }
 @end
 
@@ -33,7 +37,6 @@
 
 - (void)dealloc {
   [_infoBarView removeFromSuperview];
-  [super dealloc];
 }
 
 - (int)barHeight {
@@ -46,9 +49,9 @@
   _infoBarView = [self viewForDelegate:delegate frame:bounds];
 }
 
-- (base::scoped_nsobject<UIView<InfoBarViewProtocol>>)
-    viewForDelegate:(infobars::InfoBarDelegate*)delegate
-              frame:(CGRect)bounds {
+- (UIView<InfoBarViewProtocol>*)viewForDelegate:
+                                    (infobars::InfoBarDelegate*)delegate
+                                          frame:(CGRect)bounds {
   // Must be overriden in subclasses.
   NOTREACHED();
   return _infoBarView;