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

content/public/test/browser_test_base.cc

Index: content/public/test/browser_test_base.cc
diff --git a/content/public/test/browser_test_base.cc b/content/public/test/browser_test_base.cc
index 1124adabbe2e87a488bc29f6c6a154667c3fae77..b13ea75b74cae28b94972abc5d66cc7132dd61c6 100644
--- a/content/public/test/browser_test_base.cc
+++ b/content/public/test/browser_test_base.cc
@@ -13,7 +13,7 @@
 
 #if defined(OS_MACOSX)
 #include "base/mac/mac_util.h"
-#include "base/system_monitor/system_monitor.h"
+#include "base/power_monitor/power_monitor.h"
 #endif
 
 extern int BrowserMain(const content::MainFunctionParams&);
@@ -42,7 +42,7 @@ namespace content {
 BrowserTestBase::BrowserTestBase() {
 #if defined(OS_MACOSX)
   base::mac::SetOverrideAmIBundled(true);
-  base::SystemMonitor::AllocateSystemIOPorts();
+  base::PowerMonitor::AllocateSystemIOPorts();
 #endif
 
 #if defined(OS_POSIX)