Refactor Pickle Read methods to use higher performance PickleIterator.

content/common/mac/attributed_string_coder.h

Index: content/common/mac/attributed_string_coder.h
diff --git a/content/common/mac/attributed_string_coder.h b/content/common/mac/attributed_string_coder.h
index 054cb459916f7de821791ea8c50f59bc8b9c3135..0da8a9b27a408dfbfaf2aa434702ddbc645cea45 100644
--- a/content/common/mac/attributed_string_coder.h
+++ b/content/common/mac/attributed_string_coder.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -102,7 +102,7 @@ template <>
 struct ParamTraits<mac::AttributedStringCoder::EncodedString> {
   typedef mac::AttributedStringCoder::EncodedString param_type;
   static void Write(Message* m, const param_type& p);
-  static bool Read(const Message* m, void** iter, param_type* r);
+  static bool Read(const Message* m, PickleIterator* iter, param_type* r);
   static void Log(const param_type& p, std::string* l);
 };
 
@@ -110,7 +110,7 @@ template <>
 struct ParamTraits<mac::AttributedStringCoder::FontAttribute> {
   typedef mac::AttributedStringCoder::FontAttribute param_type;
   static void Write(Message* m, const param_type& p);
-  static bool Read(const Message* m, void** iter, param_type* r);
+  static bool Read(const Message* m, PickleIterator* iter, param_type* r);
   static void Log(const param_type& p, std::string* l);
 };