[turbofan] Initial support for Array constructor specialization.

src/compiler/typer.cc

Index: src/compiler/typer.cc
diff --git a/src/compiler/typer.cc b/src/compiler/typer.cc
index 503589289c77a6c7d762f60413f5fc2cb834fe32..a7ad6b1a48f18253a790e8323a6e32cf91696316 100644
--- a/src/compiler/typer.cc
+++ b/src/compiler/typer.cc
@@ -1215,6 +1215,11 @@ Type* Typer::Visitor::TypeJSCreateArguments(Node* node) {
 }
 
 
+Type* Typer::Visitor::TypeJSCreateArray(Node* node) {
+  return Type::OtherObject();
+}
+
+
 Type* Typer::Visitor::TypeJSCreateClosure(Node* node) {
   return Type::OtherObject();
 }
@@ -1380,6 +1385,11 @@ Type* Typer::Visitor::TypeJSStoreContext(Node* node) {
 }
 
 
+Type* Typer::Visitor::TypeJSLoadNativeContext(Node* node) {
+  return Type::Intersect(Type::Internal(), Type::TaggedPointer(), zone());
+}
+
+
 Type* Typer::Visitor::TypeJSLoadDynamic(Node* node) { return Type::Any(); }