span.ExtraFieldPropagation is in useBraveScope is a simple Scope implementation that wraps the corresponding
BraveSpan.CurrentTraceContext.Tracer which delegates to the provided Brave Tracing component, which coordinates with Brave's CurrentTraceContext to implement
ScopeManager.ExtraFieldPropagation is in useBraveTracer.Builder configured with the provided Brave Tracing provided Brave
Tracing component and uses an instance of BraveScopeManager for its ScopeManager.ExtraFieldPropagation is in useBraveSpan.context() will be
unsampled.Format.Builtin#HTTP_HEADERS and Format.Builtin#TEXT_MAP use the
propagation mechanism supplied by Tracing.propagation(), which defaults to B3 Propagation.Copyright © 2016–2018 OpenZipkin. All rights reserved.