306   AstContext(AstGraphBuilder* owner, Expression::Context kind);
309   AstGraphBuilder* owner() const { return owner_; }  in owner()  function
328   explicit AstEffectContext(AstGraphBuilder* owner)  in AstEffectContext()  argument
329       : AstContext(owner, Expression::kEffect) {}  in AstEffectContext()
339   explicit AstValueContext(AstGraphBuilder* owner)  in AstValueContext()  argument
340       : AstContext(owner, Expression::kValue) {}  in AstValueContext()
350   explicit AstTestContext(AstGraphBuilder* owner)  in AstTestContext()  argument
351       : AstContext(owner, Expression::kTest) {}  in AstTestContext()
363   BreakableScope(AstGraphBuilder* owner, BreakableStatement* target,  in BreakableScope()  argument
365       : owner_(owner),  in BreakableScope()
367         next_(owner->breakable()),  in BreakableScope()
399   ContextScope(AstGraphBuilder* owner, Scope* scope, Node* context)  in ContextScope()  argument
400       : owner_(owner),  in ContextScope()
401         next_(owner->execution_context()),  in ContextScope()
402         outer_(owner->current_context()),  in ContextScope()