Move MediaBufferXXX from foundation to libmediaextractor

Removed MediaBufferBase in favor of MediaBufferHolder
which contains a MediaBuffer inside. Instead of set/getMediaBufferBase,
now it set/finds MediaBufferHolder in ABuffer->meta().

Test: build. pass MediaPlayerDrmTest and EncodeDecodeTest.
Bug: 67908542
Change-Id: Icb4f7ac350a7876f5e4596bae8be2a9e95956c2f
diff --git a/media/libmedia/MediaCodecBuffer.cpp b/media/libmedia/MediaCodecBuffer.cpp
index 59d6164..68ae3ea 100644
--- a/media/libmedia/MediaCodecBuffer.cpp
+++ b/media/libmedia/MediaCodecBuffer.cpp
@@ -21,15 +21,13 @@
 #include <media/MediaCodecBuffer.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/AMessage.h>
-#include <media/stagefright/foundation/MediaBufferBase.h>
 
 namespace android {
 
 MediaCodecBuffer::MediaCodecBuffer(const sp<AMessage> &format, const sp<ABuffer> &buffer)
     : mMeta(new AMessage),
       mFormat(format),
-      mBuffer(buffer),
-      mMediaBufferBase(nullptr) {
+      mBuffer(buffer) {
 }
 
 // ABuffer-like interface
@@ -58,20 +56,6 @@
     return OK;
 }
 
-MediaBufferBase *MediaCodecBuffer::getMediaBufferBase() {
-    if (mMediaBufferBase != NULL) {
-        mMediaBufferBase->add_ref();
-    }
-    return mMediaBufferBase;
-}
-
-void MediaCodecBuffer::setMediaBufferBase(MediaBufferBase *mediaBuffer) {
-    if (mMediaBufferBase != NULL) {
-        mMediaBufferBase->release();
-    }
-    mMediaBufferBase = mediaBuffer;
-}
-
 sp<AMessage> MediaCodecBuffer::meta() {
     return mMeta;
 }