Fix Integer-overflow in base::Time::FromExploded.

components/data_reduction_proxy/core/browser/data_usage_store_unittest.cc

 // Copyright 2014 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 "components/data_reduction_proxy/core/browser/data_usage_store.h"
 
 #include <stdint.h>
 
 #include <map>
 #include <memory>
@@ skipping 11 matching lines @@
 // for 60 days.
 const unsigned kNumExpectedBuckets = 60 * 24 * 60 / 15;
 const int kBucketsInHour = 60 / 15;
 const int kTestCurrentBucketIndex = 2880;
 
 base::Time::Exploded TestExplodedTime() {
   base::Time::Exploded exploded;
   exploded.year = 2001;
   exploded.month = 12;
   exploded.day_of_month = 31;
+  exploded.day_of_week = 1;
   exploded.hour = 12;
   exploded.minute = 1;
   exploded.second = 0;
   exploded.millisecond = 0;
 
   return exploded;
 }
 }
 
 namespace data_reduction_proxy {
@@ skipping 419 matching lines @@
   ASSERT_TRUE(store()->map()->find(base::StringPrintf(
                   "data_usage_bucket:%d", kNumExpectedBuckets - 2)) !=
               store()->map()->end());
 
   data_usage_store()->DeleteBrowsingHistory(now - base::TimeDelta::FromDays(60),
                                             now);
   ASSERT_EQ(1u, store()->map()->size());
 }
 
 }  // namespace data_reduction_proxy