Migrate ChromeOS to base::MemoryPressureMonitor

base/base.gypi

 # 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.
 
 {
   'includes': [
     'trace_event/trace_event.gypi',
   ],
   'target_defaults': {
     'variables': {
@@ skipping 104 matching lines @@
           'bits.h',
           'build_time.cc',
           'build_time.h',
           'callback.h',
           'callback_helpers.cc',
           'callback_helpers.h',
           'callback_internal.cc',
           'callback_internal.h',
           'callback_list.h',
           'cancelable_callback.h',
-          'chromeos/memory_pressure_observer_chromeos.cc',
-          'chromeos/memory_pressure_observer_chromeos.h',
+          'chromeos/memory_pressure_monitor_chromeos.cc',
+          'chromeos/memory_pressure_monitor_chromeos.h',
           'command_line.cc',
           'command_line.h',
           'compiler_specific.h',
           'containers/adapters.h',
           'containers/hash_tables.h',
           'containers/linked_list.h',
           'containers/mru_cache.h',
           'containers/scoped_ptr_hash_map.h',
           'containers/small_map.h',
           'containers/stack_container.h',
@@ skipping 875 matching lines @@
           'i18n/time_formatting.h',
           'i18n/timezone.cc',
           'i18n/timezone.h',
           'i18n/utf8_validator_tables.cc',
           'i18n/utf8_validator_tables.h',
         ],
       }]
     ],
   },
 }