Convert //ash from scoped_ptr to std::unique_ptr

ash/system/date/date_view.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 "ash/system/date/date_view.h"
 
 #include "ash/shell.h"
 #include "ash/system/tray/system_tray_delegate.h"
 #include "ash/system/tray/tray_constants.h"
 #include "ash/system/tray/tray_utils.h"
@@ skipping 28 matching lines @@
 // Padding between the left edge of the shelf and the left edge of the vertical
 // clock.
 const int kVerticalClockLeftPadding = 9;
 
 // Offset used to bring the minutes line closer to the hours line in the
 // vertical clock.
 const int kVerticalClockMinutesTopOffset = -4;
 
 base::string16 FormatDate(const base::Time& time) {
   icu::UnicodeString date_string;
-  scoped_ptr<icu::DateFormat> formatter(
+  std::unique_ptr<icu::DateFormat> formatter(
       icu::DateFormat::createDateInstance(icu::DateFormat::kMedium));
   formatter->format(static_cast<UDate>(time.ToDoubleT() * 1000), date_string);
   return base::string16(date_string.getBuffer(),
                   static_cast<size_t>(date_string.length()));
 }
 
 base::string16 FormatDayOfWeek(const base::Time& time) {
   UErrorCode status = U_ZERO_ERROR;
-  scoped_ptr<icu::DateTimePatternGenerator> generator(
+  std::unique_ptr<icu::DateTimePatternGenerator> generator(
       icu::DateTimePatternGenerator::createInstance(status));
   DCHECK(U_SUCCESS(status));
   const char kBasePattern[] = "EEE";
   icu::UnicodeString generated_pattern =
       generator->getBestPattern(icu::UnicodeString(kBasePattern), status);
   DCHECK(U_SUCCESS(status));
   icu::SimpleDateFormat simple_formatter(generated_pattern, status);
   DCHECK(U_SUCCESS(status));
   icu::UnicodeString date_string;
   simple_formatter.format(
@@ skipping 264 matching lines @@
 }
 
 void TimeView::SetupLabel(views::Label* label) {
   label->set_owned_by_client();
   SetupLabelForTray(label);
   label->SetElideBehavior(gfx::NO_ELIDE);
 }
 
 }  // namespace tray
 }  // namespace ash