Set VP9 as vpxenc default encoder

Change-Id: Idb8a133364fc29ac762ad344262bcc47c568a55c
diff --git a/tools_common.c b/tools_common.c
index 77e6bec..20b259c 100644
--- a/tools_common.c
+++ b/tools_common.c
@@ -133,6 +133,10 @@
 #if CONFIG_ENCODERS
 
 static const VpxInterface vpx_encoders[] = {
+#if CONFIG_VP10_ENCODER
+  {"vp10", VP10_FOURCC, &vpx_codec_vp10_cx},
+#endif
+
 #if CONFIG_VP8_ENCODER
   {"vp8", VP8_FOURCC, &vpx_codec_vp8_cx},
 #endif
@@ -140,10 +144,6 @@
 #if CONFIG_VP9_ENCODER
   {"vp9", VP9_FOURCC, &vpx_codec_vp9_cx},
 #endif
-
-#if CONFIG_VP10_ENCODER
-  {"vp10", VP10_FOURCC, &vpx_codec_vp10_cx},
-#endif
 };
 
 int get_vpx_encoder_count(void) {