NdkMediaExtractor: add disconnect API

Bug: 63934228
Change-Id: I89c57fae387958d204df9c736e89654868ee5941
diff --git a/media/libmedia/NdkWrapper.cpp b/media/libmedia/NdkWrapper.cpp
index 5418af9..2cdb44e 100644
--- a/media/libmedia/NdkWrapper.cpp
+++ b/media/libmedia/NdkWrapper.cpp
@@ -1068,6 +1068,14 @@
     return OK;
 }
 
+status_t AMediaExtractorWrapper::disconnect() {
+    if (mAMediaExtractor != NULL) {
+        media_status_t err = AMediaExtractor_disconnect(mAMediaExtractor);
+        return translateErrorCode(err);
+    }
+    return DEAD_OBJECT;
+}
+
 AMediaExtractor *AMediaExtractorWrapper::getAMediaExtractor() const {
     return mAMediaExtractor;
 }