[ESNext] Implement DynamicImportCall

src/crankshaft/typing.cc

Index: src/crankshaft/typing.cc
diff --git a/src/crankshaft/typing.cc b/src/crankshaft/typing.cc
index fd9ea2115a78da4455683be15d0ca237de10ad0e..c82a3ca637a37821f8b8554429b8c0ba95dd10b0 100644
--- a/src/crankshaft/typing.cc
+++ b/src/crankshaft/typing.cc
@@ -756,6 +756,10 @@ void AstTyper::VisitEmptyParentheses(EmptyParentheses* expr) {
 
 void AstTyper::VisitGetIterator(GetIterator* expr) { UNREACHABLE(); }
 
+void AstTyper::VisitImportCallExpression(ImportCallExpression* expr) {
+  UNREACHABLE();
+}
+
 void AstTyper::VisitThisFunction(ThisFunction* expr) {}