Load API holder from prototype chain instead embedding it in handler.

src/ic/mips64/handler-compiler-mips64.cc

Index: src/ic/mips64/handler-compiler-mips64.cc
diff --git a/src/ic/mips64/handler-compiler-mips64.cc b/src/ic/mips64/handler-compiler-mips64.cc
index e82073fe76c504dd52fe2c44615e1eef9c2f146e..5e7814c8154ba45c7fabbd820092d8b6f28b3f35 100644
--- a/src/ic/mips64/handler-compiler-mips64.cc
+++ b/src/ic/mips64/handler-compiler-mips64.cc
@@ -260,14 +260,20 @@ void PropertyHandlerCompiler::GenerateApiAccessorCall(
 
   // Put holder in place.
   CallOptimization::HolderLookup holder_lookup;
-  Handle<JSObject> api_holder =
-      optimization.LookupHolderOfExpectedType(receiver_map, &holder_lookup);
+  int holder_depth = 0;
+  optimization.LookupHolderOfExpectedType(receiver_map, &holder_lookup,
+                                          &holder_depth);
   switch (holder_lookup) {
     case CallOptimization::kHolderIsReceiver:
       __ Move(holder, receiver);
       break;
     case CallOptimization::kHolderFound:
-      __ li(holder, api_holder);
+      __ ld(holder, FieldMemOperand(receiver, HeapObject::kMapOffset));
+      __ ld(holder, FieldMemOperand(holder, Map::kPrototypeOffset));
+      for (int i = 1; i < holder_depth; i++) {
+        __ ld(holder, FieldMemOperand(holder, HeapObject::kMapOffset));
+        __ ld(holder, FieldMemOperand(holder, Map::kPrototypeOffset));
+      }
       break;
     case CallOptimization::kHolderNotFound:
       UNREACHABLE();