Revert of Collect type feedback on result of Math.[round|ceil|floor]

src/code-stubs.cc

Index: src/code-stubs.cc
diff --git a/src/code-stubs.cc b/src/code-stubs.cc
index 93e86fde33846f3cf4b43f02d47a934a4262987e..e3940dad649cb1de5b44bcb29431495d1afc58d5 100644
--- a/src/code-stubs.cc
+++ b/src/code-stubs.cc
@@ -535,21 +535,6 @@
   Type* nil_type =
       nil_value() == kNullValue ? Type::Null(zone) : Type::Undefined(zone);
   return Type::Union(output_type, nil_type, zone);
-}
-
-
-void CallIC_RoundStub::PrintState(std::ostream& os) const {  // NOLINT
-  os << state() << " (Round)";
-}
-
-
-void CallIC_FloorStub::PrintState(std::ostream& os) const {  // NOLINT
-  os << state() << " (Floor)";
-}
-
-
-void CallIC_CeilStub::PrintState(std::ostream& os) const {  // NOLINT
-  os << state() << " (Ceil)";
 }