C2SoftAomEnc: Add support for signalling color aspects

Bug: 264890068
Test: atest android.mediav2.cts.EncoderColorAspectsTest

Change-Id: I736da1ce4f840668e241e833fe223dce583abf4e
diff --git a/media/codec2/components/aom/C2SoftAomEnc.h b/media/codec2/components/aom/C2SoftAomEnc.h
index 2d1bb07..3e42855 100644
--- a/media/codec2/components/aom/C2SoftAomEnc.h
+++ b/media/codec2/components/aom/C2SoftAomEnc.h
@@ -104,6 +104,7 @@
     std::shared_ptr<C2StreamBitrateInfo::output> mBitrate;
     std::shared_ptr<C2StreamBitrateModeTuning::output> mBitrateMode;
     std::shared_ptr<C2StreamRequestSyncFrameTuning::output> mRequestSync;
+    std::shared_ptr<C2StreamColorAspectsInfo::output> mColorAspects;
 
     aom_codec_err_t setupCodecParameters();
 };