C2 decoders: Workaround for cases where RGBA1010102 isn't supported

On devices that do not support HAL_PIXEL_FORMAT_RGBA_1010102,
HAL_PIXEL_FORMAT_YV12 is used even for HDR content as a temporary
work around.

Bug: 201787956
Bug: 205749237
Test: Test HDR clip using c2.android.vp9.decoder
Test: atest CtsMediaV2TestCases:DecoderColorAspectsTest

Change-Id: Ibe5c9e0463bec1e254b38829ee18e490a0968b64
diff --git a/media/codec2/components/vpx/C2SoftVpxDec.h b/media/codec2/components/vpx/C2SoftVpxDec.h
index 2065165..ade162d 100644
--- a/media/codec2/components/vpx/C2SoftVpxDec.h
+++ b/media/codec2/components/vpx/C2SoftVpxDec.h
@@ -80,7 +80,7 @@
     };
     std::shared_ptr<Mutexed<ConversionQueue>> mQueue;
     std::vector<sp<ConverterThread>> mConverterThreads;
-
+    bool mIsFormatR10G10B10A2Supported;
     status_t initDecoder();
     status_t destroyDecoder();
     void finishWork(uint64_t index, const std::unique_ptr<C2Work> &work,