Do not add extra argument for new.target

src/arm64/code-stubs-arm64.cc

Index: src/arm64/code-stubs-arm64.cc
diff --git a/src/arm64/code-stubs-arm64.cc b/src/arm64/code-stubs-arm64.cc
index cfce6194a580ea786228180ec4abdc726a5811a8..622d12ebca5f32e29b981038f59bcaaebe2df9ba 100644
--- a/src/arm64/code-stubs-arm64.cc
+++ b/src/arm64/code-stubs-arm64.cc
@@ -1685,7 +1685,6 @@ void InstanceofStub::Generate(MacroAssembler* masm) {
 
 
 void ArgumentsAccessStub::GenerateReadElement(MacroAssembler* masm) {
-  CHECK(!has_new_target());
   Register arg_count = ArgumentsAccessReadDescriptor::parameter_count();
   Register key = ArgumentsAccessReadDescriptor::index();
   DCHECK(arg_count.is(x0));
@@ -1742,8 +1741,6 @@ void ArgumentsAccessStub::GenerateNewSloppySlow(MacroAssembler* masm) {
   //  jssp[8]:  address of receiver argument
   //  jssp[16]: function
 
-  CHECK(!has_new_target());
-
   // Check if the calling frame is an arguments adaptor frame.
   Label runtime;
   Register caller_fp = x10;
@@ -1775,8 +1772,6 @@ void ArgumentsAccessStub::GenerateNewSloppyFast(MacroAssembler* masm) {
   //
   // Returns pointer to result object in x0.
 
-  CHECK(!has_new_target());
-
   // Note: arg_count_smi is an alias of param_count_smi.
   Register arg_count_smi = x3;
   Register param_count_smi = x3;
@@ -2103,15 +2098,6 @@ void ArgumentsAccessStub::GenerateNewStrict(MacroAssembler* masm) {
          MemOperand(caller_fp,
                     ArgumentsAdaptorFrameConstants::kLengthOffset));
   __ SmiUntag(param_count, param_count_smi);
-  if (has_new_target()) {
-    __ Cmp(param_count, Operand(0));
-    Label skip_decrement;
-    __ B(eq, &skip_decrement);
-    // Skip new.target: it is not a part of arguments.
-    __ Sub(param_count, param_count, Operand(1));
-    __ SmiTag(param_count_smi, param_count);
-    __ Bind(&skip_decrement);
-  }
   __ Add(x10, caller_fp, Operand(param_count, LSL, kPointerSizeLog2));
   __ Add(params, x10, StandardFrameConstants::kCallerSPOffset);