CCodec: add support for tunneled playback.

Bug: 151997287
Change-Id: I50e417e5a070684623c37af05bc3c97120b5da7f
diff --git a/media/codec2/sfplugin/CCodecConfig.h b/media/codec2/sfplugin/CCodecConfig.h
index 2895746..7e060f6 100644
--- a/media/codec2/sfplugin/CCodecConfig.h
+++ b/media/codec2/sfplugin/CCodecConfig.h
@@ -35,6 +35,7 @@
 namespace android {
 
 struct AMessage;
+class NativeHandle;
 struct StandardParams;
 
 /**
@@ -141,6 +142,10 @@
 
     std::set<std::string> mLastConfig;
 
+    /// Tunneled codecs
+    bool mTunneled;
+    sp<NativeHandle> mSidebandHandle;
+
     CCodecConfig();
 
     /// initializes the members required to manage the format: descriptors, reflector,