Load API accessor from descriptor instead of embedding it in handler.

src/ic/mips/handler-compiler-mips.cc

Index: src/ic/mips/handler-compiler-mips.cc
diff --git a/src/ic/mips/handler-compiler-mips.cc b/src/ic/mips/handler-compiler-mips.cc
index d9dc2b0dc3cbb1ff262263d2ac44c2eb5e27473f..08e6c967aef5170c7e0de4972dddcca4d5dd4f91 100644
--- a/src/ic/mips/handler-compiler-mips.cc
+++ b/src/ic/mips/handler-compiler-mips.cc
@@ -225,7 +225,9 @@ static void CompileCallLoadPropertyWithInterceptor(
 void PropertyHandlerCompiler::GenerateApiAccessorCall(
     MacroAssembler* masm, const CallOptimization& optimization,
     Handle<Map> receiver_map, Register receiver, Register scratch_in,
-    bool is_store, Register store_parameter) {
+    bool is_store, Register store_parameter, Register accessor_holder,
+    int accessor_index) {
+  DCHECK(!accessor_holder.is(scratch_in));
   DCHECK(!receiver.is(scratch_in));
   __ push(receiver);
   // Write the arguments to stack frame.
@@ -242,6 +244,10 @@ void PropertyHandlerCompiler::GenerateApiAccessorCall(
   Register holder = a2;
   Register api_function_address = a1;
 
+  // Put callee in place.
+  __ LoadAccessor(callee, holder, accessor_index,
+                  is_store ? ACCESSOR_SETTER : ACCESSOR_GETTER);
+
   // Put holder in place.
   CallOptimization::HolderLookup holder_lookup;
   Handle<JSObject> api_holder =
@@ -259,13 +265,9 @@ void PropertyHandlerCompiler::GenerateApiAccessorCall(
   }
 
   Isolate* isolate = masm->isolate();
-  Handle<JSFunction> function = optimization.constant_function();
   Handle<CallHandlerInfo> api_call_info = optimization.api_call_info();
   Handle<Object> call_data_obj(api_call_info->data(), isolate);
 
-  // Put callee in place.
-  __ li(callee, function);
-
   bool call_data_undefined = false;
   // Put call_data in place.
   if (isolate->heap()->InNewSpace(*call_data_obj)) {