[wasm] Rename ast-decoder.* to function-body-decoder.*

src/compiler/wasm-compiler.cc

Index: src/compiler/wasm-compiler.cc
diff --git a/src/compiler/wasm-compiler.cc b/src/compiler/wasm-compiler.cc
index 1380f9e3c8b428835debfc188dd612654f033f52..ee09fdfc6903a58481efd0a931943b3d0b9dd327 100644
--- a/src/compiler/wasm-compiler.cc
+++ b/src/compiler/wasm-compiler.cc
@@ -33,7 +33,7 @@
 #include "src/factory.h"
 #include "src/log-inl.h"
 
-#include "src/wasm/ast-decoder.h"
+#include "src/wasm/function-body-decoder.h"
 #include "src/wasm/wasm-limits.h"
 #include "src/wasm/wasm-module.h"
 #include "src/wasm/wasm-opcodes.h"
@@ -3538,7 +3538,7 @@ SourcePositionTable* WasmCompilationUnit::BuildGraphForWasmFunction(
 
   if (index >= FLAG_trace_wasm_ast_start && index < FLAG_trace_wasm_ast_end) {
     OFStream os(stdout);
-    PrintAst(isolate_->allocator(), body, os, nullptr);
+    PrintWasmCode(isolate_->allocator(), body, os, nullptr);
   }
   if (index >= FLAG_trace_wasm_text_start && index < FLAG_trace_wasm_text_end) {
     OFStream os(stdout);