Make some functions that are hit during renderer startup available for inlining

src/ast/ast.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_AST_AST_H_
 #define V8_AST_AST_H_
 
 #include "src/ast/ast-types.h"
 #include "src/ast/ast-value-factory.h"
 #include "src/ast/modules.h"
@@ skipping 1569 matching lines @@
 
   FeedbackSlot VariableFeedbackSlot() { return variable_feedback_slot_; }
 
   void set_next_unresolved(VariableProxy* next) { next_unresolved_ = next; }
   VariableProxy* next_unresolved() { return next_unresolved_; }
 
  private:
   friend class AstNodeFactory;
 
   VariableProxy(Variable* var, int start_position);
+
   VariableProxy(const AstRawString* name, VariableKind variable_kind,
-                int start_position);
+                int start_position)
+      : Expression(start_position, kVariableProxy),
+        raw_name_(name),
+        next_unresolved_(nullptr) {
+    bit_field_ |= IsThisField::encode(variable_kind == THIS_VARIABLE) |
+                  IsAssignedField::encode(false) |
+                  IsResolvedField::encode(false) |
+                  HoleCheckModeField::encode(HoleCheckMode::kElided);
+  }
+
   explicit VariableProxy(const VariableProxy* copy_from);
 
   class IsThisField : public BitField<bool, Expression::kNextBitFieldIndex, 1> {
   };
   class IsAssignedField : public BitField<bool, IsThisField::kNext, 1> {};
   class IsResolvedField : public BitField<bool, IsAssignedField::kNext, 1> {};
   class IsNewTargetField : public BitField<bool, IsResolvedField::kNext, 1> {};
   class HoleCheckModeField
       : public BitField<HoleCheckMode, IsNewTargetField::kNext, 1> {};
 
@@ skipping 1889 matching lines @@
                                     : NULL;                                   \
   }
 AST_NODE_LIST(DECLARE_NODE_FUNCTIONS)
 #undef DECLARE_NODE_FUNCTIONS
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_AST_AST_H_