PropertyAccessCompiler should always emit reloc info for external references.

src/ic/access-compiler.h

 // 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.
 
 #ifndef V8_IC_ACCESS_COMPILER_H_
 #define V8_IC_ACCESS_COMPILER_H_
 
 #include "src/code-stubs.h"
 #include "src/macro-assembler.h"
 #include "src/objects.h"
@@ skipping 22 matching lines @@
 
   static void TailCallBuiltin(MacroAssembler* masm, Builtins::Name name);
 
  protected:
   PropertyAccessCompiler(Isolate* isolate, Code::Kind kind,
                          CacheHolderFlag cache_holder)
       : registers_(GetCallingConvention(kind)),
         kind_(kind),
         cache_holder_(cache_holder),
         isolate_(isolate),
-        masm_(isolate, NULL, 256) {}
+        masm_(isolate, NULL, 256) {
+    // TODO(yangguo): remove this once we can serialize IC stubs.
+    masm_.enable_serializer();
+  }
 
   Code::Kind kind() const { return kind_; }
   CacheHolderFlag cache_holder() const { return cache_holder_; }
   MacroAssembler* masm() { return &masm_; }
   Isolate* isolate() const { return isolate_; }
   Heap* heap() const { return isolate()->heap(); }
   Factory* factory() const { return isolate()->factory(); }
 
   Register receiver() const { return registers_[0]; }
   Register name() const { return registers_[1]; }
@@ skipping 20 matching lines @@
   Code::Kind kind_;
   CacheHolderFlag cache_holder_;
 
   Isolate* isolate_;
   MacroAssembler masm_;
 };
 }
 }  // namespace v8::internal
 
 #endif  // V8_IC_ACCESS_COMPILER_H_