Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

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

Index: chrome/browser/ui/cocoa/extensions/extension_action_platform_delegate_cocoa.mm
diff --git a/chrome/browser/ui/cocoa/extensions/extension_action_platform_delegate_cocoa.mm b/chrome/browser/ui/cocoa/extensions/extension_action_platform_delegate_cocoa.mm
index 11178a55566436638e111e855bd7f4d6a027bf67..1a62696c62774b3412d86e96f93b13db5c6428c3 100644
--- a/chrome/browser/ui/cocoa/extensions/extension_action_platform_delegate_cocoa.mm
+++ b/chrome/browser/ui/cocoa/extensions/extension_action_platform_delegate_cocoa.mm
@@ -8,6 +8,7 @@
 #include <utility>
 
 #include "base/logging.h"
+#include "base/memory/ptr_util.h"
 #include "chrome/browser/extensions/extension_action.h"
 #include "chrome/browser/extensions/extension_view_host.h"
 #include "chrome/browser/ui/browser.h"
@@ -43,10 +44,10 @@ int GetNotificationTypeForAction(const ExtensionAction& extension_action) {
 }  // namespace
 
 // static
-scoped_ptr<ExtensionActionPlatformDelegate>
+std::unique_ptr<ExtensionActionPlatformDelegate>
 ExtensionActionPlatformDelegate::Create(
     ExtensionActionViewController* controller) {
-  return make_scoped_ptr(new ExtensionActionPlatformDelegateCocoa(controller));
+  return base::WrapUnique(new ExtensionActionPlatformDelegateCocoa(controller));
 }
 
 ExtensionActionPlatformDelegateCocoa::ExtensionActionPlatformDelegateCocoa(
@@ -69,7 +70,7 @@ void ExtensionActionPlatformDelegateCocoa::OnDelegateSet() {
 }
 
 void ExtensionActionPlatformDelegateCocoa::ShowPopup(
-    scoped_ptr<extensions::ExtensionViewHost> host,
+    std::unique_ptr<extensions::ExtensionViewHost> host,
     bool grant_tab_permissions,
     ExtensionActionViewController::PopupShowAction show_action) {
   BOOL devMode =