Remove Skia's forked buildbot code

slave/skia_slave_scripts/postrender.py

-#!/usr/bin/env python
-# 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.
-
-""" Step to run after the render steps. """
-
-from build_step import BuildStep
-import sys
-
-
-class PostRender(BuildStep):
-  def _RunAfterGenerateGMs(self):
-    self._flavor_utils.CopyDirectoryContentsToHost(
-        self._flavor_utils.DevicePathJoin(self._device_dirs.GMActualDir(),
-                                          self._builder_name),
-                                                   self._gm_actual_dir)
-
-  def _RunAfterDM(self):
-    self._flavor_utils.CopyDirectoryContentsToHost(self._device_dirs.DMDir(),
-                                                   self._dm_dir)
-
-  def _RunAfterRunDecodingTests(self):
-    self._flavor_utils.CopyDirectoryContentsToHost(
-        self._device_dirs.SKImageOutDir(), self._skimage_out_dir)
-
-  def _RunAfterRenderSKPs(self):
-    self._flavor_utils.CopyDirectoryContentsToHost(
-        self._device_dirs.PlaybackActualImagesDir(),
-        self.playback_actual_images_dir)
-    self._flavor_utils.CopyDirectoryContentsToHost(
-        self._device_dirs.PlaybackActualSummariesDir(),
-        self.playback_actual_summaries_dir)
-
-
-  def _Run(self):
-    self._RunAfterGenerateGMs()
-    self._RunAfterDM()
-    self._RunAfterRunDecodingTests()
-    self._RunAfterRenderSKPs()
-
-
-if '__main__' == __name__:
-  sys.exit(BuildStep.RunBuildStep(PostRender))