Convert Pass()→std::move() in //content/browser

content/browser/indexed_db/mock_indexed_db_callbacks.cc

Index: content/browser/indexed_db/mock_indexed_db_callbacks.cc
diff --git a/content/browser/indexed_db/mock_indexed_db_callbacks.cc b/content/browser/indexed_db/mock_indexed_db_callbacks.cc
index 6d9e48d6f64b3f5f216ce3858df923b1a9e694bd..79c134062c0a4384155b2b3d0badd0265e8ba31e 100644
--- a/content/browser/indexed_db/mock_indexed_db_callbacks.cc
+++ b/content/browser/indexed_db/mock_indexed_db_callbacks.cc
@@ -4,6 +4,8 @@
 
 #include "content/browser/indexed_db/mock_indexed_db_callbacks.h"
 
+#include <utility>
+
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
@@ -28,7 +30,7 @@ void MockIndexedDBCallbacks::OnSuccess(const IndexedDBKey& key) {}
 void MockIndexedDBCallbacks::OnSuccess(
     scoped_ptr<IndexedDBConnection> connection,
     const IndexedDBDatabaseMetadata& metadata) {
-  connection_ = connection.Pass();
+  connection_ = std::move(connection);
 }
 
 }  // namespace content