remove unnecessary printf

db/column_family_test.cc

@@ -975,7 +975,6 @@ TEST(ColumnFamilyTest, CreateMissingColumnFamilies) {
   ASSERT_TRUE(!s.ok());
   db_options_.create_missing_column_families = true;
   s = TryOpen({"default", "one", "two"});
-  printf("%s\n", s.ToString().c_str());
   ASSERT_TRUE(s.ok());
   Close();
 }