Remove ExportResult and TraceError as no longer required/used

Author: cijothomas

opentelemetry-sdk/src/trace/export.rs

@@ -2,15 +2,12 @@
 use crate::error::OTelSdkResult;
 use crate::Resource;
 use futures_util::future::BoxFuture;
-use opentelemetry::trace::{SpanContext, SpanId, SpanKind, Status, TraceError};
+use opentelemetry::trace::{SpanContext, SpanId, SpanKind, Status};
 use opentelemetry::{InstrumentationScope, KeyValue};
 use std::borrow::Cow;
 use std::fmt::Debug;
 use std::time::SystemTime;
 
-/// Describes the result of an export.
-pub type ExportResult = Result<(), TraceError>;
-
 /// `SpanExporter` defines the interface that protocol-specific exporters must
 /// implement so that they can be plugged into OpenTelemetry SDK and support
 /// sending of telemetry data.

opentelemetry-sdk/src/trace/mod.rs

@@ -23,7 +23,7 @@ mod tracer;
 
 pub use config::{config, Config};
 pub use events::SpanEvents;
-pub use export::{ExportResult, SpanData, SpanExporter};
+pub use export::{SpanData, SpanExporter};
 
 /// In-Memory span exporter for testing purpose.
 #[cfg(any(feature = "testing", test))]