libvpx: Pull from upstream

source/libvpx/build/make/rtcd.sh

Index: source/libvpx/build/make/rtcd.sh
===================================================================
--- source/libvpx/build/make/rtcd.sh	(revision 232232)
+++ source/libvpx/build/make/rtcd.sh	(working copy)
@@ -290,9 +290,15 @@
 {
 $(set_function_pointers c $ALL_ARCHS)
 #if HAVE_DSPR2
+#if CONFIG_VP8
 void dsputil_static_init();
 dsputil_static_init();
 #endif
+#if CONFIG_VP9
+void vp9_dsputil_static_init();
+vp9_dsputil_static_init();
+#endif
+#endif
 }
 #endif
 $(common_bottom)
@@ -321,11 +327,11 @@
 require c
 case $arch in
   x86)
-    ALL_ARCHS=$(filter mmx sse sse2 sse3 ssse3 sse4_1)
+    ALL_ARCHS=$(filter mmx sse sse2 sse3 ssse3 sse4_1 avx avx2)
     x86
     ;;
   x86_64)
-    ALL_ARCHS=$(filter mmx sse sse2 sse3 ssse3 sse4_1)
+    ALL_ARCHS=$(filter mmx sse sse2 sse3 ssse3 sse4_1 avx avx2)
     REQUIRES=${REQUIRES:-mmx sse sse2}
     require $(filter $REQUIRES)
     x86