[tools/perf] Remove deprecated memory.* benchmarks

tools/perf/measurements/memory.py

-# Copyright 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.
-
-import logging
-
-from telemetry.page import legacy_page_test
-
-from metrics import memory
-from metrics import power
-
-
-class Memory(legacy_page_test.LegacyPageTest):
-
-  def __init__(self):
-    super(Memory, self).__init__()
-    self._memory_metric = None
-    self._power_metric = None
-
-  def WillStartBrowser(self, platform):
-    self._power_metric = power.PowerMetric(platform)
-
-  def DidStartBrowser(self, browser):
-    self._memory_metric = memory.MemoryMetric(browser)
-
-  def WillNavigateToPage(self, page, tab):
-    del page  # unused
-    tab.CollectGarbage()
-
-  def DidNavigateToPage(self, page, tab):
-    self._memory_metric.Start(page, tab)
-    self._power_metric.Start(page, tab)
-
-  def CustomizeBrowserOptions(self, options):
-    memory.MemoryMetric.CustomizeBrowserOptions(options)
-    # Since this is a memory benchmark, we want to sample memory histograms at
-    # a high frequency.
-    options.AppendExtraBrowserArgs('--memory-metrics')
-
-  def ValidateAndMeasurePage(self, page, tab, results):
-    self._power_metric.Stop(page, tab)
-    self._memory_metric.Stop(page, tab)
-    self._memory_metric.AddResults(tab, results)
-    self._power_metric.AddResults(tab, results)
-
-  def DidRunPage(self, platform):
-    del platform  # unused
-    # TODO(rnephew): Remove when crbug.com/553601 is solved.
-    logging.info('DidRunPage for memory metric')
-    self._power_metric.Close()