Reland of 'Move content/browser/power_save_blocker to //device/power_save_blocker'

device/power_save_blocker/power_save_blocker_win.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 <windows.h>
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/scoped_handle.h"
 #include "base/win/windows_version.h"
-#include "content/browser/power_save_blocker_impl.h"
+#include "device/power_save_blocker/power_save_blocker_impl.h"
 
-namespace content {
+namespace device {
 namespace {
 
 int g_blocker_count[2];
 
 HANDLE CreatePowerRequest(POWER_REQUEST_TYPE type,
                           const std::string& description) {
   if (type == PowerRequestExecutionRequired &&
       base::win::GetVersion() < base::win::VERSION_WIN8) {
     return INVALID_HANDLE_VALUE;
   }
@@ skipping 24 matching lines @@
 
   if (type == PowerRequestExecutionRequired &&
       base::win::GetVersion() < base::win::VERSION_WIN8) {
     return;
   }
 
   BOOL success = ::PowerClearRequest(request_handle.Get(), type);
   DCHECK(success);
 }
 
-void ApplySimpleBlock(PowerSaveBlocker::PowerSaveBlockerType type,
-                      int delta) {
+void ApplySimpleBlock(PowerSaveBlocker::PowerSaveBlockerType type, int delta) {
   g_blocker_count[type] += delta;
   DCHECK_GE(g_blocker_count[type], 0);
 
   if (g_blocker_count[type] > 1)
     return;
 
   DWORD this_flag = 0;
   if (type == PowerSaveBlocker::kPowerSaveBlockPreventAppSuspension)
     this_flag |= ES_SYSTEM_REQUIRED;
   else
@@ skipping 78 matching lines @@
       blocking_task_runner_(blocking_task_runner) {
   ui_task_runner_->PostTask(FROM_HERE,
                             base::Bind(&Delegate::ApplyBlock, delegate_));
 }
 
 PowerSaveBlockerImpl::~PowerSaveBlockerImpl() {
   ui_task_runner_->PostTask(FROM_HERE,
                             base::Bind(&Delegate::RemoveBlock, delegate_));
 }
 
-}  // namespace content
+}  // namespace device