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

chrome/browser/ui/toolbar/toolbar_actions_model.h

Index: chrome/browser/ui/toolbar/toolbar_actions_model.h
diff --git a/chrome/browser/ui/toolbar/toolbar_actions_model.h b/chrome/browser/ui/toolbar/toolbar_actions_model.h
index f43f56640e29e0b3e67633b649c4b97f192182e7..71c5f1ebed37389ecb89e11fec0dd0e5419eaa9a 100644
--- a/chrome/browser/ui/toolbar/toolbar_actions_model.h
+++ b/chrome/browser/ui/toolbar/toolbar_actions_model.h
@@ -156,7 +156,7 @@ class ToolbarActionsModel
   ScopedVector<ToolbarActionViewController> CreateActions(
       Browser* browser,
       ToolbarActionsBar* bar);
-  scoped_ptr<ToolbarActionViewController> CreateActionForItem(
+  std::unique_ptr<ToolbarActionViewController> CreateActionForItem(
       Browser* browser,
       ToolbarActionsBar* bar,
       const ToolbarItem& item);
@@ -285,7 +285,8 @@ class ToolbarActionsModel
   extensions::ExtensionActionManager* extension_action_manager_;
 
   // The ComponentMigrationHelper.
-  scoped_ptr<extensions::ComponentMigrationHelper> component_migration_helper_;
+  std::unique_ptr<extensions::ComponentMigrationHelper>
+      component_migration_helper_;
 
   // True if we've handled the initial EXTENSIONS_READY notification.
   bool actions_initialized_;