[stubs] Port builtin for Array.push fast-case from Crankshaft to TF

src/code-stubs.h

Index: src/code-stubs.h
diff --git a/src/code-stubs.h b/src/code-stubs.h
index 0168683298db8dffd957d3d8b35fa4c6589d4ea0..12f1c12e891c65748dc49eca4c0759bab14c8d12 100644
--- a/src/code-stubs.h
+++ b/src/code-stubs.h
@@ -64,7 +64,6 @@ class ObjectLiteral;
   /* These builtins w/ JS linkage are */      \
   /* just fast-cases of C++ builtins. They */ \
   /* require varg support from TF */          \
-  V(FastArrayPush)                            \
   V(FastFunctionBind)                         \
   /* These will be ported/eliminated */       \
   /* as part of the new IC system, ask */     \
@@ -1013,15 +1012,6 @@ class GrowArrayElementsStub : public TurboFanCodeStub {
   DEFINE_TURBOFAN_CODE_STUB(GrowArrayElements, TurboFanCodeStub);
 };
 
-class FastArrayPushStub : public HydrogenCodeStub {
- public:
-  explicit FastArrayPushStub(Isolate* isolate) : HydrogenCodeStub(isolate) {}
-
- private:
-  DEFINE_CALL_INTERFACE_DESCRIPTOR(VarArgFunction);
-  DEFINE_HYDROGEN_CODE_STUB(FastArrayPush, HydrogenCodeStub);
-};
-
 class FastFunctionBindStub : public HydrogenCodeStub {
  public:
   explicit FastFunctionBindStub(Isolate* isolate) : HydrogenCodeStub(isolate) {}