Refactoring to avoid StringBuffer synchronization overhead. Bug: 170978902 Test: none Exempt-From-Owner-Approval: trivial refactoring Change-Id: Ibf843ed780c1202d5d96a11eaca889e592f19263
Refactoring to avoid StringBuffer synchronization overhead. Bug: 170978902 Test: none Exempt-From-Owner-Approval: trivial refactoring Change-Id: Ibf843ed780c1202d5d96a11eaca889e592f19263