SafePreviousChar  107 content/common/android/address_parser_internal.cc   if (result_chars_ == 0 || SafePreviousChar(it_, begin_) == '-')
SafePreviousChar  164 content/common/android/address_parser_internal.cc       base::char16 previous = SafePreviousChar(it_, begin_);
SafePreviousChar  178 content/common/android/address_parser_internal.cc           bool is_teen = SafePreviousChar(it_ - 1, begin_) == '1' &&