[wasm] Fix location for error in asm.js ToNumber conversion

src/messages.cc

Index: src/messages.cc
diff --git a/src/messages.cc b/src/messages.cc
index 1cb455efb56bcddc01576054648af72c20c13328..323b70ac94107e9ccbf438ab78587c9a8d3b61ea 100644
--- a/src/messages.cc
+++ b/src/messages.cc
@@ -680,6 +680,15 @@ Handle<Object> WasmStackFrame::Null() const {
   return isolate_->factory()->null_value();
 }
 
+void AsmJsWasmStackFrame::FromFrameArray(Isolate* isolate,
+                                         Handle<FrameArray> array,
+                                         int frame_ix) {
+  DCHECK(array->IsAsmJsWasmFrame(frame_ix));
+  WasmStackFrame::FromFrameArray(isolate, array, frame_ix);
+  is_at_number_conversion_ =
+      array->Flags(frame_ix)->value() & FrameArray::kAsmJsAtNumberConversion;
+}
+
 Handle<Object> AsmJsWasmStackFrame::GetReceiver() const {
   return isolate_->global_proxy();
 }
@@ -711,7 +720,8 @@ int AsmJsWasmStackFrame::GetPosition() const {
       isolate_);
   DCHECK_LE(0, byte_offset);
   return WasmCompiledModule::GetAsmJsSourcePosition(
-      compiled_module, wasm_func_index_, static_cast<uint32_t>(byte_offset));
+      compiled_module, wasm_func_index_, static_cast<uint32_t>(byte_offset),
+      is_at_number_conversion_);
 }
 
 int AsmJsWasmStackFrame::GetLineNumber() {