[StorageMonitor] Remove GetStorageSize.

chrome/browser/storage_monitor/storage_monitor_linux.h

 // 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.
 
 // StorageMonitorLinux processes mount point change events, notifies listeners
 // about the addition and deletion of media devices, and answers queries about
 // mounted devices.
 // StorageMonitorLinux lives on the UI thread, and uses a MtabWatcherLinux on
 // the FILE thread to get mount point change events.
 
@@ skipping 29 matching lines @@
 
   // Must be called for StorageMonitorLinux to work.
   void Init();
 
   // Finds the device that contains |path| and populates |device_info|.
   // Returns false if unable to find the device.
   virtual bool GetStorageInfoForPath(
       const base::FilePath& path,
       StorageInfo* device_info) const OVERRIDE;
 
-  // Returns the storage partition size of the device present at |location|.
-  // If the requested information is unavailable, returns 0.
-  virtual uint64 GetStorageSize(const std::string& location) const OVERRIDE;
-
  protected:
   // Gets device information given a |device_path| and |mount_point|.
   typedef base::Callback<scoped_ptr<StorageInfo>(
       const base::FilePath& device_path,
       const base::FilePath& mount_point)> GetDeviceInfoCallback;
 
   void SetGetDeviceInfoCallbackForTest(
       const GetDeviceInfoCallback& get_device_info_callback);
 
   // MtabWatcherLinux::Delegate implementation.
@@ skipping 67 matching lines @@
   scoped_ptr<MtabWatcherLinux, MtabWatcherLinuxDeleter> mtab_watcher_;
 
   base::WeakPtrFactory<StorageMonitorLinux> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(StorageMonitorLinux);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_STORAGE_MONITOR_STORAGE_MONITOR_LINUX_H_