Extract LoadAccessor into a masm function.

src/arm/macro-assembler-arm.cc

Index: src/arm/macro-assembler-arm.cc
diff --git a/src/arm/macro-assembler-arm.cc b/src/arm/macro-assembler-arm.cc
index 31ffbf1e49010e8eaec1263510fe0930a6db85c2..b12b3ef903e5b90f5a0b39ad33a4af7889df2206 100644
--- a/src/arm/macro-assembler-arm.cc
+++ b/src/arm/macro-assembler-arm.cc
@@ -3750,6 +3750,19 @@ void MacroAssembler::EnumLength(Register dst, Register map) {
 }
 
 
+void MacroAssembler::LoadAccessor(Register dst, Register holder,
+                                  int accessor_index,
+                                  AccessorComponent accessor) {
+  ldr(dst, FieldMemOperand(holder, HeapObject::kMapOffset));
+  LoadInstanceDescriptors(dst, dst);
+  ldr(dst,
+      FieldMemOperand(dst, DescriptorArray::GetValueOffset(accessor_index)));
+  int offset = accessor == ACCESSOR_GETTER ? AccessorPair::kGetterOffset
+                                           : AccessorPair::kSetterOffset;
+  ldr(dst, FieldMemOperand(dst, offset));
+}
+
+
 void MacroAssembler::CheckEnumCache(Register null_value, Label* call_runtime) {
   Register  empty_fixed_array_value = r6;
   LoadRoot(empty_fixed_array_value, Heap::kEmptyFixedArrayRootIndex);