Switch CallConstructStub to take new.target in register.

src/arm/builtins-arm.cc

Index: src/arm/builtins-arm.cc
diff --git a/src/arm/builtins-arm.cc b/src/arm/builtins-arm.cc
index d08216c74adb878f70dbfe0dc9f87eaac1ef7c0a..3f0177457af12ea2816f7fb318255ae6d7a4d3c3 100644
--- a/src/arm/builtins-arm.cc
+++ b/src/arm/builtins-arm.cc
@@ -1503,9 +1503,7 @@ static void Generate_ConstructHelper(MacroAssembler* masm) {
     __ push(r0);  // limit
     __ mov(r1, Operand::Zero());  // initial index
     __ push(r1);
-    // Push newTarget and callee functions
-    __ ldr(r0, MemOperand(fp, kNewTargetOffset));
-    __ push(r0);
+    // Push the constructor function as callee.
     __ ldr(r0, MemOperand(fp, kFunctionOffset));
     __ push(r0);
 
@@ -1516,13 +1514,12 @@ static void Generate_ConstructHelper(MacroAssembler* masm) {
     // Use undefined feedback vector
     __ LoadRoot(r2, Heap::kUndefinedValueRootIndex);
     __ ldr(r1, MemOperand(fp, kFunctionOffset));
+    __ ldr(r4, MemOperand(fp, kNewTargetOffset));
 
     // Call the function.
     CallConstructStub stub(masm->isolate(), SUPER_CONSTRUCTOR_CALL);
     __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL);
 
-    __ Drop(1);
-
     // Leave internal frame.
   }
   __ add(sp, sp, Operand(kStackSize * kPointerSize));