Pass const ref instead of pointer for FromDocumentEntry()

chrome/browser/chromeos/gdata/gdata_wapi_feed_processor.cc

 // 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.
 
 #include "base/metrics/histogram.h"
 #include "chrome/browser/chromeos/gdata/gdata_directory_service.h"
 #include "chrome/browser/chromeos/gdata/gdata_files.h"
 #include "chrome/browser/chromeos/gdata/gdata_wapi_feed_processor.h"
 #include "content/public/browser/browser_thread.h"
 
@@ skipping 268 matching lines @@
         directory_service_->root()->set_upload_url(
             root_feed_upload_link->href());
       *feed_changestamp = feed->largest_changestamp();
       DCHECK_GE(*feed_changestamp, 0);
     }
 
     for (ScopedVector<DocumentEntry>::const_iterator iter =
              feed->entries().begin();
          iter != feed->entries().end(); ++iter) {
       DocumentEntry* doc = *iter;
-      GDataEntry* entry = directory_service_->FromDocumentEntry(doc);
+      GDataEntry* entry = directory_service_->FromDocumentEntry(*doc);
       // Some document entries don't map into files (i.e. sites).
       if (!entry)
         continue;
       // Count the number of files.
       GDataFile* as_file = entry->AsGDataFile();
       if (as_file) {
         if (as_file->is_hosted_document())
           ++uma_stats->num_hosted_documents;
         else
           ++uma_stats->num_regular_files;
@@ skipping 22 matching lines @@
     // If the code above fails to parse a feed, any GDataEntry instance
     // added to |file_by_url| is not managed by a GDataDirectory instance,
     // so we need to explicitly release them here.
     STLDeleteValues(file_map);
   }
 
   return error;
 }
 
 }  // namespace gdata