Remove redundant code from the OTLP exporter (#3158)
Remove redundant code from the OTLP exporter (#3158)


open-telemetry/opentelemetry-collector,open-telemetry/opentelemetry-collector-contrib,open-telemetry/opentelemetry-collector-contrib,open-telemetry/opentelemetry-collector,open-telemetry/opentelemetry-collector