| OLD | NEW |
| 1 # Copyright 2013 The Chromium Authors. All rights reserved. | 1 # Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
| 3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
| 4 | 4 |
| 5 from pylib import android_commands |
| 6 from pylib.device import device_utils |
| 5 | 7 |
| 6 class CacheControl(object): | 8 class CacheControl(object): |
| 7 _DROP_CACHES = '/proc/sys/vm/drop_caches' | 9 _DROP_CACHES = '/proc/sys/vm/drop_caches' |
| 8 | 10 |
| 9 def __init__(self, adb): | 11 def __init__(self, device): |
| 10 self._adb = adb | 12 # TODO(jbudorick) Remove once telemetry gets switched over. |
| 13 if isinstance(device, android_commands.AndroidCommands): |
| 14 device = device_utils.DeviceUtils(device) |
| 15 self._device = device |
| 11 | 16 |
| 12 def DropRamCaches(self): | 17 def DropRamCaches(self): |
| 13 """Drops the filesystem ram caches for performance testing.""" | 18 """Drops the filesystem ram caches for performance testing.""" |
| 14 self._adb.RunShellCommandWithSU('sync') | 19 self._device.old_interface.RunShellCommandWithSU('sync') |
| 15 self._adb.SetProtectedFileContents(CacheControl._DROP_CACHES, '3') | 20 self._device.old_interface.SetProtectedFileContents( |
| 21 CacheControl._DROP_CACHES, '3') |
| 16 | 22 |
| OLD | NEW |