api accessor store ics should return passed value

src/ia32/code-stubs-ia32.cc

Index: src/ia32/code-stubs-ia32.cc
diff --git a/src/ia32/code-stubs-ia32.cc b/src/ia32/code-stubs-ia32.cc
index eddd571e6638ca55c503c9b6673edd23696831af..9939c5213eb5e63bc5b8c0c8422c57712c1e802d 100644
--- a/src/ia32/code-stubs-ia32.cc
+++ b/src/ia32/code-stubs-ia32.cc
@@ -5324,7 +5324,7 @@ void CallApiFunctionStub::Generate(MacroAssembler* masm) {
   Register context = esi;
 
   int argc = ArgumentBits::decode(bit_field_);
-  bool restore_context = RestoreContextBits::decode(bit_field_);
+  bool is_store = IsStoreBits::decode(bit_field_);
   bool call_data_undefined = CallDataUndefinedBits::decode(bit_field_);
 
   typedef FunctionCallbackArguments FCA;
@@ -5405,15 +5405,16 @@ void CallApiFunctionStub::Generate(MacroAssembler* masm) {
 
   Operand context_restore_operand(ebp,
                                   (2 + FCA::kContextSaveIndex) * kPointerSize);
-  Operand return_value_operand(ebp,
-                               (2 + FCA::kReturnValueOffset) * kPointerSize);
+  // Stores return the first js argument
+  int return_value_offset =
+      2 + (is_store ? FCA::kArgsLength : FCA::kReturnValueOffset);
+  Operand return_value_operand(ebp, return_value_offset * kPointerSize);
   __ CallApiFunctionAndReturn(api_function_address,
                               thunk_address,
                               ApiParameterOperand(1),
                               argc + FCA::kArgsLength + 1,
                               return_value_operand,
-                              restore_context ?
-                                  &context_restore_operand : NULL);
+                              &context_restore_operand);
 }