Regroup final/non-final vars

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=167717715

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

@@ -58,30 +58,30 @@ import java.util.concurrent.atomic.AtomicBoolean;
   private static final int MSG_KEYS = 1;
   private static final int MAX_LICENSE_DURATION_TO_RENEW = 60;
 
-  private final Handler eventHandler;
-  private final DefaultDrmSessionManager.EventListener eventListener;
   private final ExoMediaDrm<T> mediaDrm;
+  private final byte[] initData;
+  private final String mimeType;
+  private final @DefaultDrmSessionManager.Mode int mode;
   private final HashMap<String, String> optionalKeyRequestParameters;
+  private final Handler eventHandler;
+  private final DefaultDrmSessionManager.EventListener eventListener;
+  private final AtomicBoolean provisioningInProgress;
+  private final EventListener sessionEventListener;
+
   /* package */ final MediaDrmCallback callback;
   /* package */ final UUID uuid;
-  /* package */ PostResponseHandler postResponseHandler;
-  private HandlerThread requestHandlerThread;
-  private Handler postRequestHandler;
 
-  @DefaultDrmSessionManager.Mode
-  private final int mode;
+  private @DrmSession.State int state;
   private int openCount;
-  private final AtomicBoolean provisioningInProgress;
-  private final EventListener sessionEventListener;
-  @DrmSession.State
-  private int state;
+  private HandlerThread requestHandlerThread;
+  private Handler postRequestHandler;
   private T mediaCrypto;
   private DrmSessionException lastException;
-  private final byte[] initData;
-  private final String mimeType;
   private byte[] sessionId;
   private byte[] offlineLicenseKeySetId;
 
+  /* package */ PostResponseHandler postResponseHandler;
+
   /**
    * Instantiates a new DRM session.
    *