[builtins] Always pass target and new target to C++ builtins

src/mips/builtins-mips.cc

Index: src/mips/builtins-mips.cc
diff --git a/src/mips/builtins-mips.cc b/src/mips/builtins-mips.cc
index 6aa8bb1886aab13df67d8a263c85b792cac1dbd5..2034d4bc52d0d8efb7465579fc3291db1c311c55 100644
--- a/src/mips/builtins-mips.cc
+++ b/src/mips/builtins-mips.cc
@@ -17,10 +17,7 @@ namespace internal {
 
 #define __ ACCESS_MASM(masm)
 
-
-void Builtins::Generate_Adaptor(MacroAssembler* masm,
-                                CFunctionId id,
-                                BuiltinExtraArguments extra_args) {
+void Builtins::Generate_Adaptor(MacroAssembler* masm, CFunctionId id) {
   // ----------- S t a t e -------------
   //  -- a0                 : number of arguments excluding receiver
   //  -- a1                 : target
@@ -39,23 +36,8 @@ void Builtins::Generate_Adaptor(MacroAssembler* masm,
   __ lw(cp, FieldMemOperand(a1, JSFunction::kContextOffset));
 
   // Insert extra arguments.
-  int num_extra_args = 0;
-  switch (extra_args) {
-    case BuiltinExtraArguments::kTarget:
-      __ Push(a1);
-      ++num_extra_args;
-      break;
-    case BuiltinExtraArguments::kNewTarget:
-      __ Push(a3);
-      ++num_extra_args;
-      break;
-    case BuiltinExtraArguments::kTargetAndNewTarget:
-      __ Push(a1, a3);
-      num_extra_args += 2;
-      break;
-    case BuiltinExtraArguments::kNone:
-      break;
-  }
+  const int num_extra_args = 2;
+  __ Push(a1, a3);
 
   // JumpToExternalReference expects a0 to contain the number of arguments
   // including the receiver and the extra arguments.