Generalize the API of WakeLockContext mojo interface.

device/wake_lock/wake_lock_service_context.cc

 // Copyright 2015 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 "device/wake_lock/wake_lock_service_context.h"
 
 #include <utility>
 
 #include "device/power_save_blocker/power_save_blocker.h"
 #include "device/wake_lock/wake_lock_service_impl.h"
 
 namespace device {
 
 WakeLockServiceContext::WakeLockServiceContext(
     int context_id,
     scoped_refptr<base::SingleThreadTaskRunner> file_task_runner,
     const WakeLockContextCallback& native_view_getter)
     : file_task_runner_(std::move(file_task_runner)),
       context_id_(context_id),
       native_view_getter_(native_view_getter) {}
 
 WakeLockServiceContext::~WakeLockServiceContext() {}
 
 void WakeLockServiceContext::GetWakeLock(
+    device::PowerSaveBlocker::PowerSaveBlockerType type,
+    device::PowerSaveBlocker::Reason reason,
+    const std::string& description,
     mojom::WakeLockServiceRequest request) {
   // WakeLockServiceImpl owns itself.
-  new WakeLockServiceImpl(std::move(request),
-                          device::PowerSaveBlocker::PowerSaveBlockerType::
-                              kPowerSaveBlockPreventDisplaySleep,
-                          device::PowerSaveBlocker::Reason::kReasonOther,
-                          "Wake Lock API", context_id_, native_view_getter_,
-                          file_task_runner_);
+  new WakeLockServiceImpl(std::move(request), type, reason, description,
+                          context_id_, native_view_getter_, file_task_runner_);
 }
 
 }  // namespace device