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

device/power_save_blocker/power_save_blocker_impl.h

Index: device/power_save_blocker/power_save_blocker_impl.h
diff --git a/content/browser/power_save_blocker_impl.h b/device/power_save_blocker/power_save_blocker_impl.h
similarity index 83%
rename from content/browser/power_save_blocker_impl.h
rename to device/power_save_blocker/power_save_blocker_impl.h
index dcc9e62ff8b0aeff09b581ffee1b6017c151c38d..2f7cadb76f8fa98f65d63806ff273d1464e1f1e9 100644
--- a/content/browser/power_save_blocker_impl.h
+++ b/device/power_save_blocker/power_save_blocker_impl.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_BROWSER_POWER_SAVE_BLOCKER_IMPL_H_
-#define CONTENT_BROWSER_POWER_SAVE_BLOCKER_IMPL_H_
+#ifndef DEVICE_POWER_SAVE_BLOCKER_POWER_SAVE_BLOCKER_IMPL_H_
+#define DEVICE_POWER_SAVE_BLOCKER_POWER_SAVE_BLOCKER_IMPL_H_
 
 #include <string>
 
@@ -13,13 +13,14 @@
 #include "base/sequenced_task_runner.h"
 #include "base/single_thread_task_runner.h"
 #include "build/build_config.h"
-#include "content/public/browser/power_save_blocker.h"
+#include "device/power_save_blocker/power_save_blocker.h"
+#include "device/power_save_blocker/power_save_blocker_export.h"
 
 #if defined(OS_ANDROID)
 #include "ui/android/view_android.h"
 #endif  // OS_ANDROID
 
-namespace content {
+namespace device {
 
 class WebContents;
 
@@ -37,7 +38,7 @@ class PowerSaveBlockerImpl : public PowerSaveBlocker {
   // On Android, the kPowerSaveBlockPreventDisplaySleep type of
   // PowerSaveBlocker should associated with a View, so the blocker can be
   // removed by the platform.
-  void InitDisplaySleepBlocker(
+  DEVICE_POWER_SAVE_BLOCKER_EXPORT void InitDisplaySleepBlocker(
       const base::WeakPtr<ui::ViewAndroid>& view_android);
 #endif
 
@@ -69,6 +70,6 @@ class PowerSaveBlockerImpl : public PowerSaveBlocker {
   DISALLOW_COPY_AND_ASSIGN(PowerSaveBlockerImpl);
 };
 
-}  // namespace content
+}  // namespace device
 
-#endif  // CONTENT_BROWSER_POWER_SAVE_BLOCKER_IMPL_H_
+#endif  // DEVICE_POWER_SAVE_BLOCKER_POWER_SAVE_BLOCKER_IMPL_H_