Reorganize object type enum, such that proxies are no longer in the middle

src/hydrogen.cc

Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index cca168a96b456fb9be9de66d8db21da6c8b3c3ad..85d6029f76cdcf2d53dd71dbc98316f507eb8066 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -5914,9 +5914,7 @@ void HGraphBuilder::GenerateIsFunction(CallRuntime* call) {
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   HValue* value = Pop();
   HHasInstanceTypeAndBranch* result =
-      new(zone()) HHasInstanceTypeAndBranch(value,
-                                            JS_FUNCTION_TYPE,
-                                            JS_FUNCTION_PROXY_TYPE);
+      new(zone()) HHasInstanceTypeAndBranch(value, JS_FUNCTION_TYPE);
   return ast_context()->ReturnControl(result, call->id());
 }