Replace LinkedBlockingDeque with our own linked list

This will allow us to maintain a reference to the middle
of the queue, which is necessary to efficiently support
decoupling the read position from the start of the buffer.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=158839336

library/core/src/androidTest/java/com/google/android/exoplayer2/extractor/DefaultTrackOutputTest.java

@@ -91,6 +91,13 @@ public class DefaultTrackOutputTest extends TestCase {
     inputBuffer = null;
   }
 
+  public void testDisableReleasesAllocations() {
+    writeTestData();
+    assertAllocationCount(10);
+    trackOutput.disable();
+    assertAllocationCount(0);
+  }
+
   public void testReadWithoutWrite() {
     assertNoSamplesToRead(null);
   }