SystemMonitor refactoring: move power state monitor into a separate class called PowerMonitor

content/app/content_main_runner.cc

 // 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.
 
 #include "content/public/app/content_main_runner.h"
 
 #include <stdlib.h>
 
 #include "base/allocator/allocator_extension.h"
 #include "base/at_exit.h"
@@ skipping 49 matching lines @@
 
 #if defined(OS_WIN)
 #include <cstring>
 #include <atlbase.h>
 #include <atlapp.h>
 #include <malloc.h>
 #elif defined(OS_MACOSX)
 #include "base/mac/scoped_nsautorelease_pool.h"
 #if !defined(OS_IOS)
 #include "base/mach_ipc_mac.h"
-#include "base/system_monitor/system_monitor.h"
+#include "base/power_monitor/power_monitor.h"
 #include "content/browser/mach_broker_mac.h"
 #include "content/common/sandbox_init_mac.h"
 #endif  // !OS_IOS
 #endif  // OS_WIN
 
 #if defined(OS_POSIX)
 #include <signal.h>
 
 #include "base/global_descriptors_posix.h"
 #include "content/public/common/content_descriptors.h"
@@ skipping 540 matching lines @@
 
     // Enable startup tracing asap to avoid early TRACE_EVENT calls being
     // ignored.
     if (command_line.HasSwitch(switches::kTraceStartup)) {
       base::debug::TraceLog::GetInstance()->SetEnabled(
           command_line.GetSwitchValueASCII(switches::kTraceStartup));
     }
 
 #if defined(OS_MACOSX) && !defined(OS_IOS)
     // We need to allocate the IO Ports before the Sandbox is initialized or
-    // the first instance of SystemMonitor is created.
+    // the first instance of PowerMonitor is created.
     // It's important not to allocate the ports for processes which don't
-    // register with the system monitor - see crbug.com/88867.
+    // register with the power monitor - see crbug.com/88867.
     if (process_type.empty() ||
         process_type == switches::kPluginProcess ||
         process_type == switches::kRendererProcess ||
         process_type == switches::kUtilityProcess ||
         process_type == switches::kWorkerProcess ||
         (delegate &&
          delegate->ProcessRegistersWithSystemProcess(process_type))) {
-      base::SystemMonitor::AllocateSystemIOPorts();
+      base::PowerMonitor::AllocateSystemIOPorts();
     }
 
     if (!process_type.empty() &&
         (!delegate || delegate->ShouldSendMachPort(process_type))) {
       SendTaskPortToParentProcess();
     }
 #elif defined(OS_WIN)
     // This must be done early enough since some helper functions like
     // IsTouchEnanbled, needed to load resources, may call into the theme dll.
     EnableThemeSupportOnAllWindowStations();
@@ skipping 147 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ContentMainRunnerImpl);
 };
 
 // static
 ContentMainRunner* ContentMainRunner::Create() {
   return new ContentMainRunnerImpl();
 }
 
 }  // namespace content