Load prototype from map in PropertyHandlerCompiler::CheckPrototypes.

src/ic/ia32/handler-compiler-ia32.cc

Index: src/ic/ia32/handler-compiler-ia32.cc
diff --git a/src/ic/ia32/handler-compiler-ia32.cc b/src/ic/ia32/handler-compiler-ia32.cc
index 3df2140f5766906add336138e02259d86d3f9550..d0b940bcc550b38711f3b28fde0eaa337d0a3ac5 100644
--- a/src/ic/ia32/handler-compiler-ia32.cc
+++ b/src/ic/ia32/handler-compiler-ia32.cc
@@ -415,12 +415,6 @@ Register PropertyHandlerCompiler::CheckPrototypes(
       reg = holder_reg;  // From now on the object will be in holder_reg.
       __ mov(reg, FieldOperand(scratch1, Map::kPrototypeOffset));
     } else {
-      bool in_new_space = heap()->InNewSpace(*prototype);
-      // Two possible reasons for loading the prototype from the map:
-      // (1) Can't store references to new space in code.
-      // (2) Handler is shared for all receivers with the same prototype
-      //     map (but not necessarily the same prototype instance).
-      bool load_prototype_from_map = in_new_space || depth == 1;
       if (depth != 1 || check == CHECK_ALL_MAPS) {
         __ CheckMap(reg, current_map, miss, DONT_DO_SMI_CHECK);
       }
@@ -438,18 +432,9 @@ Register PropertyHandlerCompiler::CheckPrototypes(
                                   name, scratch2, miss);
       }
 
-      if (load_prototype_from_map) {
-        // Save the map in scratch1 for later.
-        __ mov(scratch1, FieldOperand(reg, HeapObject::kMapOffset));
-      }
-
+      __ mov(scratch1, FieldOperand(reg, HeapObject::kMapOffset));
       reg = holder_reg;  // From now on the object will be in holder_reg.
-
-      if (load_prototype_from_map) {
-        __ mov(reg, FieldOperand(scratch1, Map::kPrototypeOffset));
-      } else {
-        __ mov(reg, prototype);
-      }
+      __ mov(reg, FieldOperand(scratch1, Map::kPrototypeOffset));
     }
 
     // Go to the next object in the prototype chain.