Remove an extra blank line in ExtractorSampleSource.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=122065476

library/src/main/java/com/google/android/exoplayer/extractor/ExtractorSampleSource.java

@@ -454,7 +454,6 @@ public final class ExtractorSampleSource implements SampleSource, ExtractorOutpu
 
 
   /* package */ boolean isReady(int track) {
   /* package */ boolean isReady(int track) {
     return loadingFinished || (!isPendingReset() && !sampleQueues[track].isEmpty());
     return loadingFinished || (!isPendingReset() && !sampleQueues[track].isEmpty());
-
   }
   }
 
 
   /* package */ void maybeThrowError() throws IOException {
   /* package */ void maybeThrowError() throws IOException {