[Telemetry] Combine SysfsPlatformBackend into LinuxBasedPlatformBackend.

tools/telemetry/telemetry/core/platform/proc_supporting_platform_backend_unittest.py

Index: tools/telemetry/telemetry/core/platform/proc_supporting_platform_backend_unittest.py
diff --git a/tools/telemetry/telemetry/core/platform/proc_supporting_platform_backend_unittest.py b/tools/telemetry/telemetry/core/platform/proc_supporting_platform_backend_unittest.py
deleted file mode 100644
index d1b6b8e5858496e84ef089b82cd31b05cf336d2f..0000000000000000000000000000000000000000
--- a/tools/telemetry/telemetry/core/platform/proc_supporting_platform_backend_unittest.py
+++ /dev/null
@@ -1,66 +0,0 @@
-# Copyright 2013 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.
-import logging
-import os
-import unittest
-
-from telemetry.core import util
-from telemetry.core.platform import proc_supporting_platform_backend
-
-
-class TestBackend(
-    proc_supporting_platform_backend.ProcSupportingPlatformBackend):
-
-  # pylint: disable=W0223
-
-  def __init__(self):
-    super(TestBackend, self).__init__()
-    self._mock_files = {}
-
-  def SetMockFile(self, filename, output):
-    self._mock_files[filename] = output
-
-  def _GetFileContents(self, filename):
-    return self._mock_files[filename]
-
-
-class ProcSupportingPlatformBackendTest(unittest.TestCase):
-
-  def testGetMemoryStatsBasic(self):
-    if not proc_supporting_platform_backend.resource:
-      logging.warning('Test not supported')
-      return
-
-    backend = TestBackend()
-    with open(os.path.join(util.GetUnittestDataDir(), 'stat')) as f:
-      backend.SetMockFile('/proc/1/stat', f.read())
-    with open(os.path.join(util.GetUnittestDataDir(), 'status')) as f:
-      backend.SetMockFile('/proc/1/status', f.read())
-    with open(os.path.join(util.GetUnittestDataDir(), 'smaps')) as f:
-      backend.SetMockFile('/proc/1/smaps', f.read())
-    result = backend.GetMemoryStats(1)
-    self.assertEquals(result, {'PrivateDirty': 5324800,
-                               'VM': 1025978368,
-                               'VMPeak': 1050099712,
-                               'WorkingSetSize': 84000768,
-                               'WorkingSetSizePeak': 144547840})
-
-  def testGetMemoryStatsNoHWM(self):
-    if not proc_supporting_platform_backend.resource:
-      logging.warning('Test not supported')
-      return
-
-    backend = TestBackend()
-    with open(os.path.join(util.GetUnittestDataDir(), 'stat')) as f:
-      backend.SetMockFile('/proc/1/stat', f.read())
-    with open(os.path.join(util.GetUnittestDataDir(), 'status_nohwm')) as f:
-      backend.SetMockFile('/proc/1/status', f.read())
-    with open(os.path.join(util.GetUnittestDataDir(), 'smaps')) as f:
-      backend.SetMockFile('/proc/1/smaps', f.read())
-    result = backend.GetMemoryStats(1)
-    self.assertEquals(result, {'PrivateDirty': 5324800,
-                               'VM': 1025978368,
-                               'VMPeak': 1025978368,
-                               'WorkingSetSize': 84000768,
-                               'WorkingSetSizePeak': 84000768})