Update supported-formats and DrmSessionManager#canAcquireSession

Issue:#4022

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=192297801

RELEASENOTES.md

@@ -50,6 +50,8 @@
 * DRM:
 * DRM:
   * Allow multiple listeners for `DefaultDrmSessionManager`.
   * Allow multiple listeners for `DefaultDrmSessionManager`.
   * Pass `DrmSessionManager` to `ExoPlayerFactory` instead of `RendererFactory`.
   * Pass `DrmSessionManager` to `ExoPlayerFactory` instead of `RendererFactory`.
+  * Change minimum API requirement for CBC and pattern encryption from 24 to 25
+    ([#4022][https://github.com/google/ExoPlayer/issues/4022]).
 * Removed default renderer time offset of 60000000 from internal player. The
 * Removed default renderer time offset of 60000000 from internal player. The
   actual renderer timestamp offset can be obtained by listening to
   actual renderer timestamp offset can be obtained by listening to
   `BaseRenderer.onStreamChanged`.
   `BaseRenderer.onStreamChanged`.

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

@@ -491,8 +491,9 @@ public class DefaultDrmSessionManager<T extends ExoMediaCrypto> implements DrmSe
       return true;
       return true;
     } else if (C.CENC_TYPE_cbc1.equals(schemeType) || C.CENC_TYPE_cbcs.equals(schemeType)
     } else if (C.CENC_TYPE_cbc1.equals(schemeType) || C.CENC_TYPE_cbcs.equals(schemeType)
         || C.CENC_TYPE_cens.equals(schemeType)) {
         || C.CENC_TYPE_cens.equals(schemeType)) {
-      // AES-CBC and pattern encryption are supported on API 24 onwards.
-      return Util.SDK_INT >= 24;
+      // API support for AES-CBC and pattern encryption was added in API 24. However, the
+      // implementation was not stable until API 25.
+      return Util.SDK_INT >= 25;
     }
     }
     // Unknown schemes, assume one of them is supported.
     // Unknown schemes, assume one of them is supported.
     return true;
     return true;