Remove FieldType::Iterator.

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

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_MIPS64
 
 #include "src/ic/call-optimization.h"
 #include "src/ic/handler-compiler.h"
 #include "src/ic/ic.h"
 #include "src/isolate-inl.h"
@@ skipping 373 matching lines @@
 }
 
 void NamedStoreHandlerCompiler::GenerateFieldTypeChecks(FieldType* field_type,
                                                         Register value_reg,
                                                         Label* miss_label) {
   Register map_reg = scratch1();
   Register scratch = scratch2();
   DCHECK(!value_reg.is(map_reg));
   DCHECK(!value_reg.is(scratch));
   __ JumpIfSmi(value_reg, miss_label);
-  FieldType::Iterator it = field_type->Classes();
-  if (!it.Done()) {
+  if (field_type->IsClass()) {
     __ ld(map_reg, FieldMemOperand(value_reg, HeapObject::kMapOffset));
-    Label do_store;
-    while (true) {
-      // Compare map directly within the Branch() functions.
-      __ GetWeakValue(scratch, Map::WeakCellForMap(it.Current()));
-      it.Advance();
-      if (it.Done()) {
-        __ Branch(miss_label, ne, map_reg, Operand(scratch));
-        break;
-      }
-      __ Branch(&do_store, eq, map_reg, Operand(scratch));
-    }
-    __ bind(&do_store);
+    // Compare map directly within the Branch() functions.
+    __ GetWeakValue(scratch, Map::WeakCellForMap(field_type->AsClass()));
+    __ Branch(miss_label, ne, map_reg, Operand(scratch));
   }
 }
 
 
 Register PropertyHandlerCompiler::CheckPrototypes(
     Register object_reg, Register holder_reg, Register scratch1,
     Register scratch2, Handle<Name> name, Label* miss, PrototypeCheckType check,
     ReturnHolder return_what) {
   Handle<Map> receiver_map = map();
 
@@ skipping 371 matching lines @@
   // Return the generated code.
   return GetCode(kind(), Code::NORMAL, name);
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS64