update envoy f4931758d29 (#772)

Description: updates envoy to f4931758d29b2aa6be89900650aeee54addb1827. This brings a few relevant changes for envoy mobile: - Additional observability for virtual clusters: envoyproxy/envoy#10474 envoyproxy/envoy#10499 envoyproxy/envoy#10501 - 32-bit compatibility fix envoyproxy/envoy#10510 - Android re-definition of `mmsghdr` fix envoyproxy/envoy#10521 Signed-off-by: Jose Nino <jnino@lyft.com>
envoyproxy · Mar 26, 2020 · 5ee55fe · 5ee55fe
1 parent 7a5d132
commit 5ee55fe
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diff --git a/envoy b/envoy
diff --git a/library/common/http/dispatcher.h b/library/common/http/dispatcher.h
@@ -111,6 +111,7 @@ class Dispatcher : public Logger::Loggable<Logger::Id::http> {
     void encodeData(Buffer::Instance& data, bool end_stream) override;
     void encodeTrailers(const ResponseTrailerMap& trailers) override;
     Stream& getStream() override;
+    Http1StreamEncoderOptionsOptRef http1StreamEncoderOptions() override { return absl::nullopt; }
     // TODO: implement
     void encode100ContinueHeaders(const ResponseHeaderMap&) override {}
     void encodeMetadata(const MetadataMapVector&) override {}