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

src/code-stubs.h

Index: src/code-stubs.h
diff --git a/src/code-stubs.h b/src/code-stubs.h
index bd9cd93f551ee49a4b4de1cbbc706a35b4a1a27d..6bfe8b5c21501800fcdcf92255d1d3a74b8bf4c7 100644
--- a/src/code-stubs.h
+++ b/src/code-stubs.h
@@ -30,9 +30,6 @@
   V(CallFunction)                           \
   V(CallIC)                                 \
   V(CallIC_Array)                           \
-  V(CallIC_Round)                           \
-  V(CallIC_Floor)                           \
-  V(CallIC_Ceil)                            \
   V(CEntry)                                 \
   V(CompareIC)                              \
   V(DoubleToI)                              \
@@ -44,9 +41,6 @@
   V(LoadICTrampoline)                       \
   V(CallICTrampoline)                       \
   V(CallIC_ArrayTrampoline)                 \
-  V(CallIC_RoundTrampoline)                 \
-  V(CallIC_FloorTrampoline)                 \
-  V(CallIC_CeilTrampoline)                  \
   V(LoadIndexedInterceptor)                 \
   V(LoadIndexedString)                      \
   V(MathPow)                                \
@@ -853,8 +847,6 @@
     return static_cast<ExtraICState>(minor_key_);
   }
 
-  static const int kHasReturnedMinusZeroSentinel = 1;
-
  protected:
   bool CallAsMethod() const {
     return state().call_type() == CallICState::METHOD;
@@ -874,48 +866,6 @@
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(CallFunctionWithFeedbackAndVector);
   DEFINE_PLATFORM_CODE_STUB(CallIC, PlatformCodeStub);
-};
-
-
-class CallIC_RoundStub : public CallICStub {
- public:
-  CallIC_RoundStub(Isolate* isolate, const CallICState& state_in)
-      : CallICStub(isolate, state_in) {}
-
-  InlineCacheState GetICState() const final { return MONOMORPHIC; }
-
- private:
-  void PrintState(std::ostream& os) const override;  // NOLINT
-
-  DEFINE_PLATFORM_CODE_STUB(CallIC_Round, CallICStub);
-};
-
-
-class CallIC_FloorStub : public CallICStub {
- public:
-  CallIC_FloorStub(Isolate* isolate, const CallICState& state_in)
-      : CallICStub(isolate, state_in) {}
-
-  InlineCacheState GetICState() const final { return MONOMORPHIC; }
-
- private:
-  void PrintState(std::ostream& os) const override;  // NOLINT
-
-  DEFINE_PLATFORM_CODE_STUB(CallIC_Floor, CallICStub);
-};
-
-
-class CallIC_CeilStub : public CallICStub {
- public:
-  CallIC_CeilStub(Isolate* isolate, const CallICState& state_in)
-      : CallICStub(isolate, state_in) {}
-
-  InlineCacheState GetICState() const final { return MONOMORPHIC; }
-
- private:
-  void PrintState(std::ostream& os) const override;  // NOLINT
-
-  DEFINE_PLATFORM_CODE_STUB(CallIC_Ceil, CallICStub);
 };
 
 
@@ -2131,36 +2081,6 @@
 };
 
 
-class CallIC_RoundTrampolineStub : public CallICTrampolineStub {
- public:
-  CallIC_RoundTrampolineStub(Isolate* isolate, const CallICState& state)
-      : CallICTrampolineStub(isolate, state) {}
-
- private:
-  DEFINE_PLATFORM_CODE_STUB(CallIC_RoundTrampoline, CallICTrampolineStub);
-};
-
-
-class CallIC_FloorTrampolineStub : public CallICTrampolineStub {
- public:
-  CallIC_FloorTrampolineStub(Isolate* isolate, const CallICState& state)
-      : CallICTrampolineStub(isolate, state) {}
-
- private:
-  DEFINE_PLATFORM_CODE_STUB(CallIC_FloorTrampoline, CallICTrampolineStub);
-};
-
-
-class CallIC_CeilTrampolineStub : public CallICTrampolineStub {
- public:
-  CallIC_CeilTrampolineStub(Isolate* isolate, const CallICState& state)
-      : CallICTrampolineStub(isolate, state) {}
-
- private:
-  DEFINE_PLATFORM_CODE_STUB(CallIC_CeilTrampoline, CallICTrampolineStub);
-};
-
-
 class MegamorphicLoadStub : public HydrogenCodeStub {
  public:
   MegamorphicLoadStub(Isolate* isolate, const LoadICState& state)