Add identity to static metadata accept-encodings bitmasks

src/core/transport/static_metadata.c

@@ -50,7 +50,7 @@ grpc_mdstr grpc_static_mdstr_table[GRPC_STATIC_MDSTR_COUNT];
 grpc_mdelem grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT];
 uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT] = {
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    0, 0, 0, 0, 0, 0, 3, 7, 5, 2, 4, 8, 6, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 4, 8, 6, 2, 4, 8, 6, 0, 0, 0, 0, 0, 0, 0,
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
 

tools/codegen/core/gen_static_metadata.py

@@ -196,7 +196,7 @@ for mask in range(1, 1<<len(COMPRESSION_ALGORITHMS)):
   all_strs.add(val)
   all_elems.add(elem)
   compression_elems.append(elem)
-  static_userdata[elem] = 1 + mask
+  static_userdata[elem] = 1 + (mask | 1)
 all_strs = sorted(list(all_strs), key=mangle)
 all_elems = sorted(list(all_elems), key=mangle)