[ignition] desugar async functions/generators/modules in BytecodeGenerator

src/parsing/preparser.h

Index: src/parsing/preparser.h
diff --git a/src/parsing/preparser.h b/src/parsing/preparser.h
index 38b3dc6faabe915ad677bf70244c107e7488d7c6..63c5c60df4f9bfe5b180310f9dd8b675b590d161 100644
--- a/src/parsing/preparser.h
+++ b/src/parsing/preparser.h
@@ -124,7 +124,7 @@ class PreParserIdentifier {
   friend class PreParserFactory;
 };
 
-
+class PreParserStatement;
 class PreParserExpression {
  public:
   PreParserExpression()
@@ -338,6 +338,7 @@ class PreParserExpression {
 
   int position() const { return kNoSourcePosition; }
   void set_function_token_position(int position) {}
+  void set_parameter_init_block(PreParserStatement block);
 
  private:
   enum Type {
@@ -535,6 +536,8 @@ class PreParserStatement {
   Type code_;
 };
 
+V8_INLINE void PreParserExpression::set_parameter_init_block(
+    PreParserStatement block) {}
 
 class PreParserFactory {
  public:
@@ -1013,7 +1016,6 @@ class PreParser : public ParserBase<PreParser> {
   V8_INLINE void PrepareAsyncFunctionBody(PreParserStatementList body,
                                           FunctionKind kind, int pos) {}
   V8_INLINE void RewriteAsyncFunctionBody(PreParserStatementList body,
-                                          PreParserStatement block,
                                           PreParserExpression return_value,
                                           bool* ok) {}
   V8_INLINE PreParserExpression RewriteYieldStar(PreParserExpression generator,
@@ -1080,11 +1082,10 @@ class PreParser : public ParserBase<PreParser> {
       int pos, FunctionKind kind, PreParserStatementList body, bool* ok) {
     ParseStatementList(body, Token::RBRACE, ok);
   }
-  V8_INLINE void CreateFunctionNameAssignment(
-      PreParserIdentifier function_name, int pos,
+  V8_INLINE void CreateFunctionNameVariable(
+      PreParserIdentifier function_name,
       FunctionLiteral::FunctionType function_type,
-      DeclarationScope* function_scope, PreParserStatementList result,
-      int index) {}
+      DeclarationScope* function_scope) {}
 
   V8_INLINE PreParserExpression RewriteDoExpression(PreParserStatement body,
                                                     int pos, bool* ok) {
@@ -1367,11 +1368,6 @@ class PreParser : public ParserBase<PreParser> {
     return PreParserStatement::Default();
   }
 
-  V8_INLINE PreParserStatement
-  BuildRejectPromiseOnException(PreParserStatement init_block) {
-    return PreParserStatement::Default();
-  }
-
   V8_INLINE void InsertSloppyBlockFunctionVarBindings(DeclarationScope* scope) {
     scope->HoistSloppyBlockFunctions(nullptr);
   }
@@ -1561,10 +1557,6 @@ class PreParser : public ParserBase<PreParser> {
     return PreParserStatement::Jump();
   }
 
-  V8_INLINE void AddParameterInitializationBlock(
-      const PreParserFormalParameters& parameters, PreParserStatementList body,
-      bool is_async, bool* ok) {}
-
   V8_INLINE void AddFormalParameter(PreParserFormalParameters* parameters,
                                     PreParserExpression pattern,
                                     PreParserExpression initializer,