Added another constructor to MRUCacheBase that specifies the deletor.

content/common/mru_cache.h

Index: content/common/mru_cache.h
diff --git a/content/common/mru_cache.h b/content/common/mru_cache.h
index 4c555767e85f30eef2b3af9dab8cecbd271e97e8..6e94b92e28c1ef068b21eeeb77cc151310f5db2c 100644
--- a/content/common/mru_cache.h
+++ b/content/common/mru_cache.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 
@@ -57,6 +57,10 @@ class MRUCacheBase {
   explicit MRUCacheBase(size_type max_size) : max_size_(max_size) {
   }
 
+  MRUCacheBase(size_type max_size, const DeletorType& deletor)
+      : max_size_(max_size), deletor_(deletor) {
+  }
+
   virtual ~MRUCacheBase() {
     iterator i = begin();
     while (i != end())