Fixes a typo in AVIExtractor that would advertise the wrong video dimensions

Change-Id: I587a5ce259b04c973ed2d7614e874cb74c521aab
related-to-bug: 5696324
diff --git a/media/libstagefright/AVIExtractor.cpp b/media/libstagefright/AVIExtractor.cpp
index 0be2ca4..815f987 100644
--- a/media/libstagefright/AVIExtractor.cpp
+++ b/media/libstagefright/AVIExtractor.cpp
@@ -1094,7 +1094,7 @@
     CHECK(meta->findData(kKeyAVCC, &type, &csd, &csdSize));
 
     track->mMeta->setInt32(kKeyWidth, width);
-    track->mMeta->setInt32(kKeyHeight, width);
+    track->mMeta->setInt32(kKeyHeight, height);
     track->mMeta->setData(kKeyAVCC, type, csd, csdSize);
 
     return OK;