Convert //components/[o-t]* from scoped_ptr to std::unique_ptr

components/sync_bookmarks/bookmark_model_associator.cc

Index: components/sync_bookmarks/bookmark_model_associator.cc
diff --git a/components/sync_bookmarks/bookmark_model_associator.cc b/components/sync_bookmarks/bookmark_model_associator.cc
index d5d445f7b2f601294ccc00e819c3e8bb2371d405..fbf71304bd5b0ef6b51ee6e978be51313670d2a6 100644
--- a/components/sync_bookmarks/bookmark_model_associator.cc
+++ b/components/sync_bookmarks/bookmark_model_associator.cc
@@ -4,6 +4,8 @@
 
 #include "components/sync_bookmarks/bookmark_model_associator.h"
 
+#include <memory>
+
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/containers/hash_tables.h"
@@ -454,7 +456,7 @@ syncer::SyncError BookmarkModelAssociator::AssociateModels(
   if (error.IsSet())
     return error;
 
-  scoped_ptr<ScopedAssociationUpdater> association_updater(
+  std::unique_ptr<ScopedAssociationUpdater> association_updater(
       new ScopedAssociationUpdater(bookmark_model_));
   DisassociateModels();