[wasm] Enable wasm frame inspection for debugging

src/debug/debug-scopes.cc

Index: src/debug/debug-scopes.cc
diff --git a/src/debug/debug-scopes.cc b/src/debug/debug-scopes.cc
index 68abfd3a98e903406275d70c8c7c7cf51b6f885a..e6224b33045b5edf6cb4dc4ba7de30e2eceddc87 100644
--- a/src/debug/debug-scopes.cc
+++ b/src/debug/debug-scopes.cc
@@ -22,8 +22,7 @@ ScopeIterator::ScopeIterator(Isolate* isolate, FrameInspector* frame_inspector,
       nested_scope_chain_(4),
       seen_script_scope_(false),
       failed_(false) {
-  if (!frame_inspector->GetContext()->IsContext() ||
-      !frame_inspector->GetFunction()->IsJSFunction()) {
+  if (!frame_inspector->GetContext()->IsContext()) {
     // Optimized frame, context or function cannot be materialized. Give up.
     return;
   }
@@ -614,11 +613,11 @@ bool ScopeIterator::SetParameterValue(Handle<ScopeInfo> scope_info,
 }
 
 bool ScopeIterator::SetStackVariableValue(Handle<ScopeInfo> scope_info,
-                                          JavaScriptFrame* frame,
                                           Handle<String> variable_name,
                                           Handle<Object> new_value) {
-  // Setting stack locals of optimized frames is not supported.
-  if (frame->is_optimized()) return false;
+  StandardFrame* frame = GetFrame();
+  // Setting stack locals of optimized frames and wasm frames is not supported.
+  if (frame->is_optimized() || frame->is_wasm()) return false;
   HandleScope scope(isolate_);
   for (int i = 0; i < scope_info->StackLocalCount(); ++i) {
     if (String::Equals(handle(scope_info->StackLocalName(i)), variable_name)) {
@@ -665,14 +664,18 @@ bool ScopeIterator::SetContextVariableValue(Handle<ScopeInfo> scope_info,
 
 bool ScopeIterator::SetLocalVariableValue(Handle<String> variable_name,
                                           Handle<Object> new_value) {
-  JavaScriptFrame* frame = GetFrame();
+  StandardFrame* frame0 = GetFrame();
+  if (frame0->is_wasm()) return false;
+
+  JavaScriptFrame* frame = JavaScriptFrame::cast(frame0);
+
   Handle<ScopeInfo> scope_info(frame->function()->shared()->scope_info());
 
   // Parameter might be shadowed in context. Don't stop here.
   bool result = SetParameterValue(scope_info, frame, variable_name, new_value);
 
   // Stack locals.
-  if (SetStackVariableValue(scope_info, frame, variable_name, new_value)) {
+  if (SetStackVariableValue(scope_info, variable_name, new_value)) {
     return true;
   }
 
@@ -690,10 +693,9 @@ bool ScopeIterator::SetInnerScopeVariableValue(Handle<String> variable_name,
   Handle<ScopeInfo> scope_info = CurrentScopeInfo();
   DCHECK(scope_info->scope_type() == BLOCK_SCOPE ||
          scope_info->scope_type() == EVAL_SCOPE);
-  JavaScriptFrame* frame = GetFrame();
 
   // Setting stack locals of optimized frames is not supported.
-  if (SetStackVariableValue(scope_info, frame, variable_name, new_value)) {
+  if (SetStackVariableValue(scope_info, variable_name, new_value)) {
     return true;
   }