mac: Update clients of scoped_nsobject.h.

chrome/browser/ui/cocoa/extensions/extension_popup_controller.mm

Index: chrome/browser/ui/cocoa/extensions/extension_popup_controller.mm
diff --git a/chrome/browser/ui/cocoa/extensions/extension_popup_controller.mm b/chrome/browser/ui/cocoa/extensions/extension_popup_controller.mm
index b2af054dbf7ebad040754d3086eadf25c67ce0e7..d5dc47a32d6da62a02ac6925ebce3ba48918a272 100644
--- a/chrome/browser/ui/cocoa/extensions/extension_popup_controller.mm
+++ b/chrome/browser/ui/cocoa/extensions/extension_popup_controller.mm
@@ -149,12 +149,11 @@ class DevtoolsNotificationBridge : public content::NotificationObserver {
         anchoredAt:(NSPoint)anchoredAt
      arrowLocation:(info_bubble::BubbleArrowLocation)arrowLocation
            devMode:(BOOL)devMode {
-  scoped_nsobject<InfoBubbleWindow> window(
-      [[InfoBubbleWindow alloc]
-          initWithContentRect:ui::kWindowSizeDeterminedLater
-                    styleMask:NSBorderlessWindowMask
-                      backing:NSBackingStoreBuffered
-                        defer:YES]);
+  base::scoped_nsobject<InfoBubbleWindow> window([[InfoBubbleWindow alloc]
+      initWithContentRect:ui::kWindowSizeDeterminedLater
+                styleMask:NSBorderlessWindowMask
+                  backing:NSBackingStoreBuffered
+                    defer:YES]);
   if (!window.get())
     return nil;