Remove internal encoders from VCMCodecDatabase.

webrtc/modules/video_coding/main/source/codec_database.h

Index: webrtc/modules/video_coding/main/source/codec_database.h
diff --git a/webrtc/modules/video_coding/main/source/codec_database.h b/webrtc/modules/video_coding/main/source/codec_database.h
index 4eaae5e8d42a9f577622458e97f468a32a20931a..8a588bd7e07dcad9001c5d1dc420233772e6fa51 100644
--- a/webrtc/modules/video_coding/main/source/codec_database.h
+++ b/webrtc/modules/video_coding/main/source/codec_database.h
@@ -151,8 +151,6 @@ class VCMCodecDataBase {
   // Determines whether a new codec has to be created or not.
   // Checks every setting apart from maxFramerate and startBitrate.
   bool RequiresEncoderReset(const VideoCodec& send_codec);
-  // Create an internal encoder given a codec type.
-  VCMGenericEncoder* CreateEncoder(const VideoCodecType type) const;
 
   void DeleteEncoder();
 
@@ -168,10 +166,9 @@ class VCMCodecDataBase {
   size_t max_payload_size_;
   bool periodic_key_frames_;
   bool pending_encoder_reset_;
-  bool current_enc_is_external_;
   VideoCodec send_codec_;
   VideoCodec receive_codec_;
-  uint8_t external_payload_type_;
+  uint8_t encoder_payload_type_;
   VideoEncoder* external_encoder_;
   bool internal_source_;
   VideoEncoderRateObserver* const encoder_rate_observer_;