Remove ExoPlayer uses of ERROR_CODE_DRM_UNSPECIFIED

PiperOrigin-RevId: 385783671

library/core/src/main/java/com/google/android/exoplayer2/drm/DefaultDrmSession.java

@@ -564,7 +564,8 @@ import org.checkerframework.checker.nullness.qual.RequiresNonNull;
       // better diagnosis tools were provided, we treat this as a system error.
       return PlaybackException.ERROR_CODE_DRM_SYSTEM_ERROR;
     } else {
-      return PlaybackException.ERROR_CODE_DRM_UNSPECIFIED;
+      // The error happened during the license request.
+      return PlaybackException.ERROR_CODE_DRM_LICENSE_ACQUISITION_FAILED;
     }
   }
 

library/core/src/main/java/com/google/android/exoplayer2/mediacodec/MediaCodecRenderer.java

@@ -570,12 +570,10 @@ public abstract class MediaCodecRenderer extends BaseRenderer {
       if (FrameworkMediaCrypto.WORKAROUND_DEVICE_NEEDS_KEYS_TO_CONFIGURE_CODEC) {
         @DrmSession.State int drmSessionState = codecDrmSession.getState();
         if (drmSessionState == DrmSession.STATE_ERROR) {
-          // TODO(internal b/184262323): Assign a proper error code, once we attach that information
-          // to DrmSessionException.
+          DrmSessionException drmSessionException =
+              Assertions.checkNotNull(codecDrmSession.getError());
           throw createRendererException(
-              codecDrmSession.getError(),
-              inputFormat,
-              PlaybackException.ERROR_CODE_DRM_UNSPECIFIED);
+              drmSessionException, inputFormat, drmSessionException.errorCode);
         } else if (drmSessionState != DrmSession.STATE_OPENED_WITH_KEYS) {
           // Wait for keys.
           return;

library/core/src/test/java/com/google/android/exoplayer2/source/SampleQueueTest.java

@@ -558,7 +558,7 @@ public final class SampleQueueTest {
     when(mockDrmSession.getError())
         .thenReturn(
             new DrmSession.DrmSessionException(
-                new Exception(), PlaybackException.ERROR_CODE_DRM_UNSPECIFIED));
+                new Exception(), PlaybackException.ERROR_CODE_DRM_SYSTEM_ERROR));
     assertReadNothing(/* formatRequired= */ false);
     try {
       sampleQueue.maybeThrowError();