| Flutter iOS Embedder |

### - b -

- backdropFilterSubviews : ChildClippingView
- Backspace() : flutter::TextInputModel
- base() : flutter::TextRange
- BasicMessageChannel() : flutter::BasicMessageChannel< T >
- BeginComposing() : flutter::TextInputModel
- beginFrameWithSize: : FlutterPlatformViewsController
- BinaryMessengerImpl() : flutter::BinaryMessengerImpl
- blockGesture : FlutterTouchInterceptingView
- bottom() : flutter::Rect
- bringLayersIntoView:withCompositionOrder: : FlutterPlatformViewsController()
- ByteBufferStreamReader() : flutter::ByteBufferStreamReader
- ByteBufferStreamWriter() : flutter::ByteBufferStreamWriter
- ByteStreamReader() : flutter::ByteStreamReader
- ByteStreamWriter() : flutter::ByteStreamWriter