ICU 63.1 63.1

### - b -

- base() : icu::NoUnit
- BasicTimeZone() : icu::BasicTimeZone
- before() : icu::Calendar
- BreakIterator() : icu::BreakIterator
- build() : icu::BytesTrieBuilder , icu::FilteredBreakIteratorBuilder , icu::UCharsTrieBuilder
- buildImmutableIndex() : icu::AlphabeticIndex
- buildStringPiece() : icu::BytesTrieBuilder
- buildUnicodeString() : icu::UCharsTrieBuilder
- byDecimal() : icu::number::Scale
- byDouble() : icu::number::Scale
- byDoubleAndPowerOfTen() : icu::number::Scale
- ByteSink() : icu::ByteSink
- BytesTrie() : icu::BytesTrie
- BytesTrieBuilder() : icu::BytesTrieBuilder