Remove auto raw pointer deduction from non-linux specific code.

chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm

Index: chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm
diff --git a/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm b/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm
index 47a358be231ceadd61628f07bf9d3d51cb37f441..e8947810f068ef35fed87b93da772c1c8fe2dc38 100644
--- a/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm
+++ b/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm
@@ -782,7 +782,7 @@ void LocationBarViewMac::RefreshPageActionDecorations() {
 
   if (PageActionsDiffer(new_page_actions)) {
     DeletePageActionDecorations();
-    for (const auto new_page_action : new_page_actions) {
+    for (auto* new_page_action : new_page_actions) {
       page_action_decorations_.push_back(base::MakeUnique<PageActionDecoration>(
           this, browser_, new_page_action));
     }