libvpx: Pull from upstream

source/libvpx/vp9/common/vp9_alloccommon.c

Index: source/libvpx/vp9/common/vp9_alloccommon.c
diff --git a/source/libvpx/vp9/common/vp9_alloccommon.c b/source/libvpx/vp9/common/vp9_alloccommon.c
index 8eda491de9353b649339b7eaa9dd48e359b67383..ac417b692e1bf3fe2d20828f5f2425bee702d3cf 100644
--- a/source/libvpx/vp9/common/vp9_alloccommon.c
+++ b/source/libvpx/vp9/common/vp9_alloccommon.c
@@ -16,7 +16,6 @@
 #include "vp9/common/vp9_entropymode.h"
 #include "vp9/common/vp9_entropymv.h"
 #include "vp9/common/vp9_onyxc_int.h"
-#include "vp9/common/vp9_systemdependent.h"
 
 // TODO(hkuang): Don't need to lock the whole pool after implementing atomic
 // frame reference count.
@@ -96,14 +95,14 @@ void vp9_free_ref_frame_buffers(BufferPool *pool) {
     }
     vpx_free(pool->frame_bufs[i].mvs);
     pool->frame_bufs[i].mvs = NULL;
-    vp9_free_frame_buffer(&pool->frame_bufs[i].buf);
+    vpx_free_frame_buffer(&pool->frame_bufs[i].buf);
   }
 }
 
 void vp9_free_postproc_buffers(VP9_COMMON *cm) {
 #if CONFIG_VP9_POSTPROC
-  vp9_free_frame_buffer(&cm->post_proc_buffer);
-  vp9_free_frame_buffer(&cm->post_proc_buffer_int);
+  vpx_free_frame_buffer(&cm->post_proc_buffer);
+  vpx_free_frame_buffer(&cm->post_proc_buffer_int);
 #else
   (void)cm;
 #endif