media config: expand is_encrypted to a struct.

media/filters/frame_processor_unittest.cc

Index: media/filters/frame_processor_unittest.cc
diff --git a/media/filters/frame_processor_unittest.cc b/media/filters/frame_processor_unittest.cc
index 289ca8e8c89c7427923fac64ee8c0a23905134db..2474783b012444a1dda5f15abfe602d4ccfebbec 100644
--- a/media/filters/frame_processor_unittest.cc
+++ b/media/filters/frame_processor_unittest.cc
@@ -292,9 +292,9 @@ class FrameProcessorTest : public testing::TestWithParam<bool> {
       case DemuxerStream::AUDIO: {
         ASSERT_FALSE(audio_);
         audio_.reset(new ChunkDemuxerStream(DemuxerStream::AUDIO, true));
-        AudioDecoderConfig decoder_config(kCodecVorbis, kSampleFormatPlanarF32,
-                                          CHANNEL_LAYOUT_STEREO, 1000,
-                                          EmptyExtraData(), false);
+        AudioDecoderConfig decoder_config(
+            kCodecVorbis, kSampleFormatPlanarF32, CHANNEL_LAYOUT_STEREO, 1000,
+            EmptyExtraData(), EncryptionScheme::Unencrypted());
         frame_processor_->OnPossibleAudioConfigUpdate(decoder_config);
         ASSERT_TRUE(audio_->UpdateAudioConfig(decoder_config, new MediaLog()));
         break;