RestoreAppend     797 base/third_party/symbolize/demangle.cc     RestoreAppend(state, copy.append);
RestoreAppend    1007 base/third_party/symbolize/demangle.cc     RestoreAppend(state, copy.append);
RestoreAppend    1082 base/third_party/symbolize/demangle.cc     RestoreAppend(state, copy.append);