[wasm] Remove dead declarations in wasm-module.h file.

R=clemensb@chromium.org

Change-Id: I9dab61c4260436d08171ac0ff084e05d75c5c5e2
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1862573Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#64298}

src/wasm/wasm-module.h

@@ -23,7 +23,6 @@ struct WasmDisassembly;
 
 namespace internal {
 
-class WasmDebugInfo;
 class WasmModuleObject;
 
 namespace wasm {
@@ -314,15 +313,6 @@ struct WasmFunctionName {
 
 std::ostream& operator<<(std::ostream& os, const WasmFunctionName& name);
 
-// Get the debug info associated with the given wasm object.
-// If no debug info exists yet, it is created automatically.
-Handle<WasmDebugInfo> GetDebugInfo(Handle<JSObject> wasm);
-
-V8_EXPORT_PRIVATE MaybeHandle<WasmModuleObject> CreateModuleObjectFromBytes(
-    Isolate* isolate, const byte* start, const byte* end, ErrorThrower* thrower,
-    ModuleOrigin origin, Handle<Script> asm_js_script,
-    Vector<const byte> asm_offset_table);
-
 V8_EXPORT_PRIVATE bool IsWasmCodegenAllowed(Isolate* isolate,
                                             Handle<Context> context);