Revert "Detect leaks of TextureBufferImpl objects."

This reverts commit 44bd29a3b068363e013cd425c68fd00dba21d633.

Reason for revert:
Going for an alternative implementation that makes this unnecessary
https://webrtc-review.googlesource.com/c/src/+/150649

Original change's description:
> Detect leaks of TextureBufferImpl objects.
>
> The performance cost is not trivial but according to my profiling,
> it is acceptable.
>
> Bug: b/139745386
> Change-Id: I0e63221ccf22e9f6fb32c630ff63a279e765994a
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/150539
> Reviewed-by: Kári Helgason <kthelgason@webrtc.org>
> Commit-Queue: Sami Kalliomäki <sakal@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#28973}

TBR=sakal@webrtc.org,kthelgason@webrtc.org

Change-Id: Ic6266e5fd24389d41a6d5dbfe51de6505b861b12
Bug: b/139745386
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/150650
Commit-Queue: Sami Kalliomäki <sakal@webrtc.org>
Reviewed-by: Sami Kalliomäki <sakal@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28983}
diff --git a/sdk/android/api/org/webrtc/TextureBufferImpl.java b/sdk/android/api/org/webrtc/TextureBufferImpl.java
index bcb9478..a24f284 100644
--- a/sdk/android/api/org/webrtc/TextureBufferImpl.java
+++ b/sdk/android/api/org/webrtc/TextureBufferImpl.java
@@ -19,8 +19,6 @@
  * release callback. ToI420() is implemented by providing a Handler and a YuvConverter.
  */
 public class TextureBufferImpl implements VideoFrame.TextureBuffer {
-  private static final int RELEASE_TIMEOUT_MS = 10000;
-
   // This is the full resolution the texture has in memory after applying the transformation matrix
   // that might include cropping. This resolution is useful to know when sampling the texture to
   // avoid downscaling artifacts.
@@ -62,7 +60,7 @@
     this.transformMatrix = transformMatrix;
     this.toI420Handler = toI420Handler;
     this.yuvConverter = yuvConverter;
-    this.refCountDelegate = new RefCountDelegate(releaseCallback, RELEASE_TIMEOUT_MS);
+    this.refCountDelegate = new RefCountDelegate(releaseCallback);
   }
 
   @Override