Add check for retryDelayMs==C.TIME_UNSET in DASH and SS manifest onLoadError.

If the returned retry delay is unset, we should use a DONT_RETRY_FATAL action
instead and dispatch the event with the "canceled" flag.

PiperOrigin-RevId: 243251554

library/dash/src/main/java/com/google/android/exoplayer2/source/dash/DashMediaSource.java

@@ -814,7 +814,13 @@ public final class DashMediaSource extends BaseMediaSource {
       long loadDurationMs,
       IOException error,
       int errorCount) {
-    boolean isFatal = error instanceof ParserException;
+    long retryDelayMs =
+        loadErrorHandlingPolicy.getRetryDelayMsFor(
+            C.DATA_TYPE_MANIFEST, loadDurationMs, error, errorCount);
+    LoadErrorAction loadErrorAction =
+        retryDelayMs == C.TIME_UNSET
+            ? Loader.DONT_RETRY_FATAL
+            : Loader.createRetryAction(/* resetErrorCount= */ false, retryDelayMs);
     manifestEventDispatcher.loadError(
         loadable.dataSpec,
         loadable.getUri(),
@@ -824,13 +830,8 @@ public final class DashMediaSource extends BaseMediaSource {
         loadDurationMs,
         loadable.bytesLoaded(),
         error,
-        isFatal);
-    return isFatal
-        ? Loader.DONT_RETRY_FATAL
-        : Loader.createRetryAction(
-            /* resetErrorCount= */ false,
-            loadErrorHandlingPolicy.getRetryDelayMsFor(
-                C.DATA_TYPE_MANIFEST, loadDurationMs, error, errorCount));
+        !loadErrorAction.isRetry());
+    return loadErrorAction;
   }
 
   /* package */ void onUtcTimestampLoadCompleted(ParsingLoadable<Long> loadable,

library/smoothstreaming/src/main/java/com/google/android/exoplayer2/source/smoothstreaming/SsMediaSource.java

@@ -21,7 +21,6 @@ import android.os.SystemClock;
 import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayerLibraryInfo;
-import com.google.android.exoplayer2.ParserException;
 import com.google.android.exoplayer2.Timeline;
 import com.google.android.exoplayer2.offline.FilteringManifestParser;
 import com.google.android.exoplayer2.offline.StreamKey;
@@ -628,7 +627,13 @@ public final class SsMediaSource extends BaseMediaSource
       long loadDurationMs,
       IOException error,
       int errorCount) {
-    boolean isFatal = error instanceof ParserException;
+    long retryDelayMs =
+        loadErrorHandlingPolicy.getRetryDelayMsFor(
+            C.DATA_TYPE_MANIFEST, loadDurationMs, error, errorCount);
+    LoadErrorAction loadErrorAction =
+        retryDelayMs == C.TIME_UNSET
+            ? Loader.DONT_RETRY_FATAL
+            : Loader.createRetryAction(/* resetErrorCount= */ false, retryDelayMs);
     manifestEventDispatcher.loadError(
         loadable.dataSpec,
         loadable.getUri(),
@@ -638,13 +643,8 @@ public final class SsMediaSource extends BaseMediaSource
         loadDurationMs,
         loadable.bytesLoaded(),
         error,
-        isFatal);
-    return isFatal
-        ? Loader.DONT_RETRY_FATAL
-        : Loader.createRetryAction(
-            /* resetErrorCount= */ false,
-            loadErrorHandlingPolicy.getRetryDelayMsFor(
-                C.DATA_TYPE_MANIFEST, loadDurationMs, error, errorCount));
+        !loadErrorAction.isRetry());
+    return loadErrorAction;
   }
 
   // Internal methods