Add initial code to do filename munging in the FileSystem....

chrome/renderer/safe_browsing/scorer.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/renderer/safe_browsing/scorer.h"
 
 #include <math.h>
 
 #include "base/file_util_proxy.h"
 #include "base/logging.h"
@@ skipping 33 matching lines @@
         model_file_(model_file),
         creation_callback_(creation_callback) {
     memset(buffer_, 0, sizeof(buffer_));
   }
 
   ~ScorerLoader() {}
 
   // Begins the model load.
   // The ScorerLoader will delete itself when the load is finished.
   void Run() {
-    bool success = base::FileUtilProxy::Read(
+    bool success = base::FileUtilProxy::GetInstance()->Read(
         file_thread_proxy_,
         model_file_,
         0,  // offset
         buffer_,
         Scorer::kMaxPhishingModelSizeBytes,
         NewCallback(this, &ScorerLoader::ModelReadDone));
     DCHECK(success) << "Unable to post a task to read the phishing model file";
   }
 
  private:
@@ skipping 92 matching lines @@
       // If the feature of the rule does not exist in the given feature map the
       // feature weight is considered to be zero.  If the feature weight is zero
       // we leave early since we know that the rule score will be zero.
       return 0.0;
     }
     rule_score *= it->second;
   }
   return rule_score * rule.weight();
 }
 }  // namespace safe_browsing