Build fast literals in hydrogen.

src/hydrogen-instructions.cc

Index: src/hydrogen-instructions.cc
diff --git a/src/hydrogen-instructions.cc b/src/hydrogen-instructions.cc
index fb72c72a535cebac35c09dd44ded5aef7a44024a..93a903adb5695afc068632f0cf5076e1713b08c8 100644
--- a/src/hydrogen-instructions.cc
+++ b/src/hydrogen-instructions.cc
@@ -2921,12 +2921,6 @@ void HAllocate::PrintDataTo(StringStream* stream) {
 }
 
 
-HType HFastLiteral::CalculateInferredType() {
-  // TODO(mstarzinger): Be smarter, could also be JSArray here.
-  return HType::JSObject();
-}
-
-
 HType HArrayLiteral::CalculateInferredType() {
   return HType::JSArray();
 }