[CT] Update worker scripts to use new benchmarks and delete old benchmarks

ct/py/benchmarks/rasterize_and_record_micro.py

-# 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.
-
-# This file has been copied from
-# https://chromium.googlesource.com/chromium/src/+/master/tools/perf/benchmarks/rasterize_and_record_micro.py
-# and modified locally to support CT pagesets. Hopefully one day this file
-# will live in telemetry codebase instead.
-
-from benchmarks import skpicture_printer
-from measurements import rasterize_and_record_micro
-import page_sets
-from telemetry import benchmark
-
-
-class _RasterizeAndRecordMicro(benchmark.Benchmark):
-  @classmethod
-  def AddBenchmarkCommandLineArgs(cls, parser):
-    parser.add_option('--start-wait-time', type='float',
-                      default=2,
-                      help='Wait time before the benchmark is started '
-                      '(must be long enought to load all content)')
-    parser.add_option('--rasterize-repeat', type='int',
-                      default=100,
-                      help='Repeat each raster this many times. Increase '
-                      'this value to reduce variance.')
-    parser.add_option('--record-repeat', type='int',
-                      default=100,
-                      help='Repeat each record this many times. Increase '
-                      'this value to reduce variance.')
-    parser.add_option('--timeout', type='int',
-                      default=120,
-                      help='The length of time to wait for the micro '
-                      'benchmark to finish, expressed in seconds.')
-    parser.add_option('--report-detailed-results',
-                      action='store_true',
-                      help='Whether to report additional detailed results.')
-    parser.add_option('--page-set-name',  action='store', type='string')
-    parser.add_option('--page-set-base-dir', action='store', type='string')
-
-  def CreatePageTest(self, options):
-    return rasterize_and_record_micro.RasterizeAndRecordMicro(
-        options.start_wait_time, options.rasterize_repeat,
-        options.record_repeat, options.timeout, options.report_detailed_results)
-
-
-@benchmark.Disabled
-class RasterizeAndRecordMicroCTPages(_RasterizeAndRecordMicro):
-  test = rasterize_and_record_micro.RasterizeAndRecordMicro
-
-  @classmethod
-  def ProcessCommandLineArgs(cls, parser, args):
-    if not args.page_set_name:
-      parser.error('Please specify --page-set-name')
-    if not args.page_set_base_dir:
-      parser.error('Please specify --page-set-base-dir')
-
-  def CreateStorySet(self, options):
-    page_set_class = skpicture_printer._MatchPageSetName(
-        options.page_set_name, options.page_set_base_dir)
-    return page_set_class()