MIPS: Fix loading the global receiver.

src/mips/lithium-codegen-mips.cc

Index: src/mips/lithium-codegen-mips.cc
diff --git a/src/mips/lithium-codegen-mips.cc b/src/mips/lithium-codegen-mips.cc
index 104b3bc951484adcc76771d09cff5d8d06853cde..99895a790ede1c2c00c391dfb8e88027cb041366 100644
--- a/src/mips/lithium-codegen-mips.cc
+++ b/src/mips/lithium-codegen-mips.cc
@@ -3380,8 +3380,7 @@ void LCodeGen::DoWrapReceiver(LWrapReceiver* instr) {
   __ bind(&global_object);
   __ lw(receiver, FieldMemOperand(function, JSFunction::kContextOffset));
   __ lw(receiver,
-        ContextOperand(receiver,
-                       Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX)));
+        ContextOperand(receiver, Context::GLOBAL_OBJECT_INDEX));
   __ lw(receiver,
         FieldMemOperand(receiver, GlobalObject::kGlobalReceiverOffset));