Switch SupportsUserData uses to use unique_ptr.

components/history/core/browser/history_backend.cc

Index: components/history/core/browser/history_backend.cc
diff --git a/components/history/core/browser/history_backend.cc b/components/history/core/browser/history_backend.cc
index 3c38c2de9ae0cd87bd409be258889e44b1e3fb1d..2ab8db29706c31618fd98fa350acc6caad45a35c 100644
--- a/components/history/core/browser/history_backend.cc
+++ b/components/history/core/browser/history_backend.cc
@@ -2484,10 +2484,11 @@ base::SupportsUserData::Data* HistoryBackend::GetUserData(
   return supports_user_data_helper_->GetUserData(key);
 }
 
-void HistoryBackend::SetUserData(const void* key,
-                                 base::SupportsUserData::Data* data) {
+void HistoryBackend::SetUserData(
+    const void* key,
+    std::unique_ptr<base::SupportsUserData::Data> data) {
   DCHECK(supports_user_data_helper_);
-  supports_user_data_helper_->SetUserData(key, data);
+  supports_user_data_helper_->SetUserData(key, std::move(data));
 }
 
 void HistoryBackend::ProcessDBTask(