[wasm] Disassemble wasm code from script

src/wasm/wasm-debug.cc

Index: src/wasm/wasm-debug.cc
diff --git a/src/wasm/wasm-debug.cc b/src/wasm/wasm-debug.cc
index 3e464ed4e82a27d4bb26c674dd9d3ccba1c740bc..7d4aa5e5eec3e9992408e8aec3b72ad7af7411fb 100644
--- a/src/wasm/wasm-debug.cc
+++ b/src/wasm/wasm-debug.cc
@@ -145,6 +145,16 @@ Script *WasmDebugInfo::GetFunctionScript(int func_index) {
   scripts->set(func_index, *script);
 
   script->set_type(Script::TYPE_WASM);
+  script->set_wasm_object(*wasm);
+  script->set_wasm_function_index(func_index);
+
+  int hash = 0;
+  get(kWasmDebugInfoWasmBytesHash)->ToInt32(&hash);
+  char buffer[32];
+  SNPrintF(ArrayVector(buffer), "wasm://%08x/%d", hash, func_index);
+  Handle<String> source_url =
+      isolate->factory()->NewStringFromAsciiChecked(buffer, TENURED);
+  script->set_source_url(*source_url);
 
   Handle<ByteArray> offset_arr(GetOrCreateFunctionOffsetTable(this), isolate);
   int func_bytes_len = offset_arr->get_int(2 * func_index + 1);
@@ -153,11 +163,7 @@ Script *WasmDebugInfo::GetFunctionScript(int func_index) {
   line_ends->set_map(isolate->heap()->fixed_cow_array_map());
   script->set_line_ends(*line_ends);
 
-  int hash = 0;
-  get(kWasmDebugInfoWasmBytesHash)->ToInt32(&hash);
-
-  // TODO(clemensh): Register this new script at the debugger.
-  USE(hash);
+  isolate->debug()->OnAfterCompile(script);
 
   return *script;
 }