Fix compile warnings for ext-tx + ec-adapt

Change-Id: If45e46d6459cddecca3d11b64fc73ff26c291a13

av1/encoder/bitstream.c

diff --git a/av1/encoder/bitstream.c b/av1/encoder/bitstream.c
index b057a56..1093b13 100644
--- a/av1/encoder/bitstream.c
+++ b/av1/encoder/bitstream.c
@@ -354,7 +354,7 @@
 }
 #endif
 
-#if CONFIG_EXT_INTER || CONFIG_EXT_TX || !CONFIG_EC_ADAPT
+#if CONFIG_EXT_INTER || !CONFIG_EC_ADAPT
 static int prob_diff_update_savings(const aom_tree_index *tree,
                                     aom_prob probs[/*n - 1*/],
                                     const unsigned int counts[/*n - 1*/], int n,
@@ -372,7 +372,7 @@
   }
   return savings;
 }
-#endif  // CONFIG_EXT_INTER || CONFIG_EXT_TX || !CONFIG_EC_ADAPT
+#endif  // CONFIG_EXT_INTER || !CONFIG_EC_ADAPT
 
 #if CONFIG_VAR_TX
 static void write_tx_size_vartx(const AV1_COMMON *cm, const MACROBLOCKD *xd,
@@ -641,6 +641,7 @@
 }
 #endif
 
+#if !CONFIG_EC_ADAPT
 #if CONFIG_EXT_TX
 static void update_ext_tx_probs(AV1_COMMON *cm, aom_writer *w) {
   const int savings_thresh = av1_cost_one(GROUP_DIFF_UPDATE_PROB) -
@@ -702,7 +703,6 @@
 }
 
 #else
-#if !CONFIG_EC_ADAPT
 static void update_ext_tx_probs(AV1_COMMON *cm, aom_writer *w) {
   const int savings_thresh = av1_cost_one(GROUP_DIFF_UPDATE_PROB) -
                              av1_cost_zero(GROUP_DIFF_UPDATE_PROB);
@@ -748,7 +748,7 @@
   }
 }
 #endif  // CONFIG_EXT_TX
-#endif
+#endif  // !CONFIG_EC_ADAPT
 #if CONFIG_PALETTE
 static void pack_palette_tokens(aom_writer *w, const TOKENEXTRA **tp, int n,
                                 int num) {