Eliminate ash::internal namespace

ash/system/chromeos/power/power_status_unittest.cc

 // Copyright (c) 2013 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 "ash/system/chromeos/power/power_status.h"
 
 #include <set>
 #include <string>
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
 
 namespace ash {
-namespace internal {
-
 namespace {
 
 class TestObserver : public PowerStatus::Observer {
  public:
   TestObserver() : power_changed_count_(0) {}
   virtual ~TestObserver() {}
 
   int power_changed_count() const { return power_changed_count_; }
 
   // PowerStatus::Observer overrides:
@@ skipping 105 matching lines @@
       base::TimeDelta::FromSeconds(2 * 3600 + 3 * 60 + 30), &hours, &minutes);
   EXPECT_EQ(2, hours);
   EXPECT_EQ(4, minutes);
 
   PowerStatus::SplitTimeIntoHoursAndMinutes(
       base::TimeDelta::FromSeconds(2 * 3600 + 3 * 60 + 29), &hours, &minutes);
   EXPECT_EQ(2, hours);
   EXPECT_EQ(3, minutes);
 }
 
-}  // namespace internal
 }  // namespace ash