Do not eagerly instantiate accessors' JSFunction.

src/mips64/code-stubs-mips64.cc

Index: src/mips64/code-stubs-mips64.cc
diff --git a/src/mips64/code-stubs-mips64.cc b/src/mips64/code-stubs-mips64.cc
index ea9b659a443f8d4bb627e6b19c1ae58877297b0f..aa14b12b8ffc6acc20e30f7425e632e796c727a8 100644
--- a/src/mips64/code-stubs-mips64.cc
+++ b/src/mips64/code-stubs-mips64.cc
@@ -5484,7 +5484,7 @@ static void CallApiFunctionAndReturn(
 static void CallApiFunctionStubHelper(MacroAssembler* masm,
                                       const ParameterCount& argc,
                                       bool return_first_arg,
-                                      bool call_data_undefined) {
+                                      bool call_data_undefined, bool is_lazy) {
   // ----------- S t a t e -------------
   //  -- a0                  : callee
   //  -- a4                  : call_data
@@ -5520,8 +5520,10 @@ static void CallApiFunctionStubHelper(MacroAssembler* masm,
 
   // Save context, callee and call data.
   __ Push(context, callee, call_data);
-  // Load context from callee.
-  __ ld(context, FieldMemOperand(callee, JSFunction::kContextOffset));
+  if (!is_lazy) {
+    // Load context from callee.
+    __ ld(context, FieldMemOperand(callee, JSFunction::kContextOffset));
+  }
 
   Register scratch = call_data;
   if (!call_data_undefined) {
@@ -5606,7 +5608,7 @@ static void CallApiFunctionStubHelper(MacroAssembler* masm,
 void CallApiFunctionStub::Generate(MacroAssembler* masm) {
   bool call_data_undefined = this->call_data_undefined();
   CallApiFunctionStubHelper(masm, ParameterCount(a3), false,
-                            call_data_undefined);
+                            call_data_undefined, false);
 }
 
 
@@ -5614,8 +5616,9 @@ void CallApiAccessorStub::Generate(MacroAssembler* masm) {
   bool is_store = this->is_store();
   int argc = this->argc();
   bool call_data_undefined = this->call_data_undefined();
+  bool is_lazy = this->is_lazy();
   CallApiFunctionStubHelper(masm, ParameterCount(argc), is_store,
-                            call_data_undefined);
+                            call_data_undefined, is_lazy);
 }