[wasm] Use handles in wasm::GetDebugInfo.

src/runtime/runtime-debug.cc

Index: src/runtime/runtime-debug.cc
diff --git a/src/runtime/runtime-debug.cc b/src/runtime/runtime-debug.cc
index aa9bcb4a9d404f4fa6417fd24e23d77b0cb29aff..9db7b7f0f1ccce5bf707d01b6670e9ed31cce644 100644
--- a/src/runtime/runtime-debug.cc
+++ b/src/runtime/runtime-debug.cc
@@ -1803,8 +1803,8 @@ RUNTIME_FUNCTION(Runtime_GetWasmFunctionOffsetTable) {
   CHECK(script_val->value()->IsScript());
   Handle<Script> script = Handle<Script>(Script::cast(script_val->value()));
 
-  Handle<wasm::WasmDebugInfo> debug_info(
-      wasm::GetDebugInfo(script->wasm_object()), isolate);
+  Handle<wasm::WasmDebugInfo> debug_info =
+      wasm::GetDebugInfo(handle(script->wasm_object(), isolate));
   Handle<FixedArray> elements = wasm::WasmDebugInfo::GetFunctionOffsetTable(
       debug_info, script->wasm_function_index());
   return *isolate->factory()->NewJSArrayWithElements(elements);
@@ -1818,8 +1818,8 @@ RUNTIME_FUNCTION(Runtime_DisassembleWasmFunction) {
   CHECK(script_val->value()->IsScript());
   Handle<Script> script = Handle<Script>(Script::cast(script_val->value()));
 
-  Handle<wasm::WasmDebugInfo> debug_info(
-      wasm::GetDebugInfo(script->wasm_object()), isolate);
+  Handle<wasm::WasmDebugInfo> debug_info =
+      wasm::GetDebugInfo(handle(script->wasm_object(), isolate));
   return *wasm::WasmDebugInfo::DisassembleFunction(
       debug_info, script->wasm_function_index());
 }