Reland "Reland "Distinguish between send and receive codecs""

This reverts commit 00a30873c415d717af8dcdf21c2df7fd4b6d1ed2.

Reason for revert: Flaky test in Chromium fixed.

Original change's description:
> Revert "Reland "Distinguish between send and receive codecs""
> 
> This reverts commit 133bf2bd28596aab5c7684e0ea3da99b1fece77f.
> 
> Reason for revert: Breaks Chromium import due to flaky test in Chromium.
> 
> Original change's description:
> > Reland "Distinguish between send and receive codecs"
> > 
> > This reverts commit e57b266a20334e47f105a0bd777190ec8c6562e8.
> > 
> > Reason for revert: Fixed negotiation of send-only clients.
> > 
> > Original change's description:
> > > Revert "Distinguish between send and receive codecs"
> > >
> > > This reverts commit c0f25cf762a6946666c812f7a3df3f0a7f98b38d.
> > >
> > > Reason for revert: breaks negotiation with send-only clients
> > >
> > > (webrtc_video_engine.cc:985): SetRecvParameters called with unsupported video codec: VideoCodec[96:H264]
> > > (peer_connection.cc:6043): Failed to set local video description recv parameters. (INVALID_PARAMETER)
> > > (peer_connection.cc:2591): Failed to set local offer sdp: Failed to set local video description recv parameters.
> > >
> > > Original change's description:
> > > > Distinguish between send and receive codecs
> > > >
> > > > Even though send and receive codecs may be the same, they might have
> > > > different support in HW. Distinguish between send and receive codecs
> > > > to be able to keep track of which codecs have HW support.
> > > >
> > > > Bug: chromium:1029737
> > > > Change-Id: Id119560becadfe0aaf861c892a6485f1c2eb378d
> > > > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/165763
> > > > Commit-Queue: Johannes Kron <kron@webrtc.org>
> > > > Reviewed-by: Steve Anton <steveanton@webrtc.org>
> > > > Cr-Commit-Position: refs/heads/master@{#30284}
> > >
> > > TBR=steveanton@webrtc.org,kron@webrtc.org
> > >
> > > Change-Id: Iacb7059436b2313b52577b65f164ee363c4816aa
> > > No-Presubmit: true
> > > No-Tree-Checks: true
> > > No-Try: true
> > > Bug: chromium:1029737
> > > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/166420
> > > Reviewed-by: Steve Anton <steveanton@webrtc.org>
> > > Commit-Queue: Steve Anton <steveanton@webrtc.org>
> > > Cr-Commit-Position: refs/heads/master@{#30292}
> > 
> > TBR=steveanton@webrtc.org,kron@webrtc.org
> > 
> > 
> > Bug: chromium:1029737
> > Change-Id: I287efcfdcd1c9a3f2c410aeec8fe26a84204d1fd
> > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/166604
> > Reviewed-by: Johannes Kron <kron@webrtc.org>
> > Reviewed-by: Steve Anton <steveanton@webrtc.org>
> > Commit-Queue: Johannes Kron <kron@webrtc.org>
> > Cr-Commit-Position: refs/heads/master@{#30348}
> 
> TBR=steveanton@webrtc.org,kron@webrtc.org
> 
> Change-Id: I9f8731309749e07ce7e651e1550ecfabddb1735f
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: chromium:1029737
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/167205
> Reviewed-by: Johannes Kron <kron@webrtc.org>
> Commit-Queue: Johannes Kron <kron@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#30360}

TBR=steveanton@webrtc.org,kron@webrtc.org

Change-Id: I1cc2d83bd884f10685503a9c31288f96c935d6a3
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: chromium:1029737
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/167206
Reviewed-by: Johannes Kron <kron@webrtc.org>
Reviewed-by: Steve Anton <steveanton@webrtc.org>
Commit-Queue: Johannes Kron <kron@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#30367}
diff --git a/media/base/fake_media_engine.h b/media/base/fake_media_engine.h
index 3df8f85..f072dc4 100644
--- a/media/base/fake_media_engine.h
+++ b/media/base/fake_media_engine.h
@@ -559,13 +559,16 @@
       override;
   FakeVideoMediaChannel* GetChannel(size_t index);
   void UnregisterChannel(VideoMediaChannel* channel);
-  std::vector<VideoCodec> codecs() const override;
-  void SetCodecs(const std::vector<VideoCodec> codecs);
+  std::vector<VideoCodec> send_codecs() const override;
+  std::vector<VideoCodec> recv_codecs() const override;
+  void SetSendCodecs(const std::vector<VideoCodec>& codecs);
+  void SetRecvCodecs(const std::vector<VideoCodec>& codecs);
   bool SetCapture(bool capture);
 
  private:
   std::vector<FakeVideoMediaChannel*> channels_;
-  std::vector<VideoCodec> codecs_;
+  std::vector<VideoCodec> send_codecs_;
+  std::vector<VideoCodec> recv_codecs_;
   bool capture_;
   VideoOptions options_;
   bool fail_create_channel_;