Refresh drive file system metadata for entries in search results.

chrome/browser/chromeos/gdata/gdata_files.h

Index: chrome/browser/chromeos/gdata/gdata_files.h
diff --git a/chrome/browser/chromeos/gdata/gdata_files.h b/chrome/browser/chromeos/gdata/gdata_files.h
index 2922ebc108e4851d370c6d02d20e66691cae96b1..60582ebfb729cf4434982c36662ca412ed0d84e0 100644
--- a/chrome/browser/chromeos/gdata/gdata_files.h
+++ b/chrome/browser/chromeos/gdata/gdata_files.h
@@ -379,6 +379,10 @@ class GDataRootDirectory : public GDataDirectory {
   // Returns the GDataEntry* with the corresponding |resource_id|.
   GDataEntry* GetEntryByResourceId(const std::string& resource_id);
 
+  // Replaces file entry with the same resource id as |fresh_file| with its
+  // fresh value |fresh_file|.
+  void RefreshFile(scoped_ptr<GDataFile> fresh_file);
+
   // Serializes/Parses to/from string via proto classes.
   void SerializeToString(std::string* serialized_proto) const;
   bool ParseFromString(const std::string& serialized_proto);