media config: expand is_encrypted to a struct.

media/filters/decrypting_audio_decoder_unittest.cc

Index: media/filters/decrypting_audio_decoder_unittest.cc
diff --git a/media/filters/decrypting_audio_decoder_unittest.cc b/media/filters/decrypting_audio_decoder_unittest.cc
index 733a6e6c6b2eb747e12f780f0a2840bb556086a1..e9a75367873ff4d44334db20271db8df83e8f20c 100644
--- a/media/filters/decrypting_audio_decoder_unittest.cc
+++ b/media/filters/decrypting_audio_decoder_unittest.cc
@@ -11,6 +11,7 @@
 #include "media/base/audio_buffer.h"
 #include "media/base/decoder_buffer.h"
 #include "media/base/decrypt_config.h"
+#include "media/base/encryption_scheme.h"
 #include "media/base/gmock_callback_support.h"
 #include "media/base/media_util.h"
 #include "media/base/mock_filters.h"
@@ -302,7 +303,7 @@ TEST_F(DecryptingAudioDecoderTest, Initialize_Normal) {
 TEST_F(DecryptingAudioDecoderTest, Initialize_UnencryptedAudioConfig) {
   AudioDecoderConfig config(kCodecVorbis, kSampleFormatPlanarF32,
                             CHANNEL_LAYOUT_STEREO, kSampleRate,
-                            EmptyExtraData(), false);
+                            EmptyExtraData(), EncryptionScheme(false));
 
   InitializeAndExpectResult(config, false);
 }
@@ -310,7 +311,8 @@ TEST_F(DecryptingAudioDecoderTest, Initialize_UnencryptedAudioConfig) {
 // Ensure decoder handles invalid audio configs without crashing.
 TEST_F(DecryptingAudioDecoderTest, Initialize_InvalidAudioConfig) {
   AudioDecoderConfig config(kUnknownAudioCodec, kUnknownSampleFormat,
-                            CHANNEL_LAYOUT_STEREO, 0, EmptyExtraData(), true);
+                            CHANNEL_LAYOUT_STEREO, 0, EmptyExtraData(),
+                            EncryptionScheme(true));
 
   InitializeAndExpectResult(config, false);
 }
@@ -323,7 +325,7 @@ TEST_F(DecryptingAudioDecoderTest, Initialize_UnsupportedAudioConfig) {
 
   AudioDecoderConfig config(kCodecVorbis, kSampleFormatPlanarF32,
                             CHANNEL_LAYOUT_STEREO, kSampleRate,
-                            EmptyExtraData(), true);
+                            EmptyExtraData(), EncryptionScheme(true));
   InitializeAndExpectResult(config, false);
 }
 
@@ -339,7 +341,7 @@ TEST_F(DecryptingAudioDecoderTest, Initialize_CdmWithoutDecryptor) {
   SetCdmType(CDM_WITHOUT_DECRYPTOR);
   AudioDecoderConfig config(kCodecVorbis, kSampleFormatPlanarF32,
                             CHANNEL_LAYOUT_STEREO, kSampleRate,
-                            EmptyExtraData(), true);
+                            EmptyExtraData(), EncryptionScheme(true));
   InitializeAndExpectResult(config, false);
 }
 
@@ -408,7 +410,7 @@ TEST_F(DecryptingAudioDecoderTest, Reinitialize_ConfigChange) {
   // channel layout and samples_per_second.
   AudioDecoderConfig new_config(kCodecVorbis, kSampleFormatPlanarS16,
                                 CHANNEL_LAYOUT_5_1, 88200, EmptyExtraData(),
-                                true);
+                                EncryptionScheme(true));
   EXPECT_NE(new_config.bits_per_channel(), config_.bits_per_channel());
   EXPECT_NE(new_config.channel_layout(), config_.channel_layout());
   EXPECT_NE(new_config.samples_per_second(), config_.samples_per_second());