[wasm] Remove --trace-wasm-ast-* flags

Those flags are old, not commonly used, and redundant. People usually
rely on external tools to disassembly wasm functions or modules.
Also, the name is misleading as Wasm is not an AST (any more).

R=ahaas@chromium.org

Bug: v8:11879
Change-Id: I0f90d142ae4c7c6b7ee6013ea033951aad6bf133
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2996194Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75474}

src/compiler/wasm-compiler.cc

@@ -7851,10 +7851,6 @@ bool BuildGraphForWasmFunction(wasm::CompilationEnv* env,
                                     WasmGraphBuilder::kCalledFromWasm);
   builder.LowerInt64(sig);
 
-  if (func_index >= FLAG_trace_wasm_ast_start &&
-      func_index < FLAG_trace_wasm_ast_end) {
-    PrintRawWasmCode(allocator, func_body, env->module, wasm::kPrintLocals);
-  }
   return true;
 }
 

src/flags/flag-definitions.h

@@ -944,9 +944,6 @@ DEFINE_DEBUG_BOOL(trace_wasm_interpreter, false,
                   "trace interpretation of wasm code")
 DEFINE_DEBUG_BOOL(trace_wasm_streaming, false,
                   "trace streaming compilation of wasm code")
-DEFINE_INT(trace_wasm_ast_start, 0,
-           "start function for wasm AST trace (inclusive)")
-DEFINE_INT(trace_wasm_ast_end, 0, "end function for wasm AST trace (exclusive)")
 DEFINE_BOOL(liftoff, true,
             "enable Liftoff, the baseline compiler for WebAssembly")
 DEFINE_BOOL(liftoff_only, false,