Fix memory leak of base/i18n/time_formatter.cc

base/i18n/time_formatting.cc

 // Copyright (c) 2011 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 "base/i18n/time_formatting.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/utf_string_conversions.h"
 #include "base/time.h"
@@ skipping 55 matching lines @@
   HourClockType default_type = GetHourClockType();
   if (default_type == type && (type == k24HourClock || ampm == kKeepAmPm)) {
     return TimeFormatTimeOfDay(time);
   }
 
   // Generate a locale-dependent format pattern. The generator will take
   // care of locale-dependent formatting issues like which separator to
   // use (some locales use '.' instead of ':'), and where to put the am/pm
   // marker.
   UErrorCode status = U_ZERO_ERROR;
-  icu::DateTimePatternGenerator *generator =
-      icu::DateTimePatternGenerator::createInstance(status);
+  scoped_ptr<icu::DateTimePatternGenerator> generator(
+      icu::DateTimePatternGenerator::createInstance(status));
   CHECK(U_SUCCESS(status));
   const char* base_pattern = (type == k12HourClock ? "ahm" : "Hm");
   icu::UnicodeString generated_pattern =
       generator->getBestPattern(icu::UnicodeString(base_pattern), status);
   CHECK(U_SUCCESS(status));
 
   // Then, format the time using the generated pattern.
   icu::SimpleDateFormat formatter(generated_pattern, status);
   CHECK(U_SUCCESS(status));
   if (ampm == kKeepAmPm) {
@@ skipping 67 matching lines @@
   // See http://userguide.icu-project.org/formatparse/datetime for details
   // about the date/time format syntax.
   if (pattern_unicode.indexOf('a') == -1) {
     return k24HourClock;
   } else {
     return k12HourClock;
   }
 }
 
 }  // namespace base