Add vp9 high bit depth option

third_party/libvpx/source/config/linux/mipsel/vpx_config.c

Index: third_party/libvpx/source/config/linux/mipsel/vpx_config.c
diff --git a/third_party/libvpx/source/config/linux/mipsel/vpx_config.c b/third_party/libvpx/source/config/linux/mipsel/vpx_config.c
index 702a26c96555b86b53df23693d71d02281b02c2d..2c1375d883acf801496ea98ca15474b9e698886f 100644
--- a/third_party/libvpx/source/config/linux/mipsel/vpx_config.c
+++ b/third_party/libvpx/source/config/linux/mipsel/vpx_config.c
@@ -6,5 +6,5 @@
 /* in the file PATENTS.  All contributing project authors may */
 /* be found in the AUTHORS file in the root of the source tree. */
 #include "vpx/vpx_codec.h"
-static const char* const cfg = "--target=mips32-linux-gcc --enable-external-build --enable-postproc --disable-install-srcs --enable-multi-res-encoding --enable-temporal-denoising --disable-unit-tests --disable-install-docs --disable-examples --enable-vp9-temporal-denoising --enable-vp9-postproc --size-limit=16384x16384 --as=yasm";
+static const char* const cfg = "--target=mips32-linux-gcc --enable-external-build --enable-postproc --disable-install-srcs --enable-multi-res-encoding --enable-temporal-denoising --disable-unit-tests --disable-install-docs --disable-examples --enable-vp9-temporal-denoising --enable-vp9-postproc --size-limit=16384x16384";
 const char *vpx_codec_build_config(void) {return cfg;}