[builtins] Migrate Number constructor similar to String constructor.

src/builtins.h

Index: src/builtins.h
diff --git a/src/builtins.h b/src/builtins.h
index b8e825e13217eb9c4307e882956758a2c27c1966..a707a94752335b861f181fd0915568317bae02d5 100644
--- a/src/builtins.h
+++ b/src/builtins.h
@@ -246,6 +246,9 @@ inline bool operator&(BuiltinExtraArguments lhs, BuiltinExtraArguments rhs) {
   V(InternalArrayCode, BUILTIN, UNINITIALIZED, kNoExtraICState)                \
   V(ArrayCode, BUILTIN, UNINITIALIZED, kNoExtraICState)                        \
                                                                                \
+  V(NumberConstructor, BUILTIN, UNINITIALIZED, kNoExtraICState)                \
+  V(NumberConstructor_ConstructStub, BUILTIN, UNINITIALIZED, kNoExtraICState)  \
+                                                                               \
   V(StringConstructor, BUILTIN, UNINITIALIZED, kNoExtraICState)                \
   V(StringConstructor_ConstructStub, BUILTIN, UNINITIALIZED, kNoExtraICState)  \
                                                                                \
@@ -479,6 +482,11 @@ class Builtins {
   static void Generate_InternalArrayCode(MacroAssembler* masm);
   static void Generate_ArrayCode(MacroAssembler* masm);
 
+  // ES6 section 20.1.1.1 Number ( [ value ] ) for the [[Call]] case.
+  static void Generate_NumberConstructor(MacroAssembler* masm);
+  // ES6 section 20.1.1.1 Number ( [ value ] ) for the [[Construct]] case.
+  static void Generate_NumberConstructor_ConstructStub(MacroAssembler* masm);
+
   static void Generate_StringConstructor(MacroAssembler* masm);
   static void Generate_StringConstructor_ConstructStub(MacroAssembler* masm);
   static void Generate_OnStackReplacement(MacroAssembler* masm);