replace COMPILE_ASSERT with static_assert in chrome/browser/

chrome/browser/prerender/prerender_field_trial.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 "chrome/browser/prerender/prerender_field_trial.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
@@ skipping 87 matching lines @@
       channel == chrome::VersionInfo::CHANNEL_BETA) {
     // Use very conservatives and stable settings in beta and stable.
     const FieldTrial::Probability release_prerender_enabled_probability = 970;
     const FieldTrial::Probability release_control_probability = 10;
     const FieldTrial::Probability
         release_experiment_multi_prerender_probability = 0;
     const FieldTrial::Probability release_experiment_15min_ttl_probability = 10;
     const FieldTrial::Probability release_experiment_no_use_probability = 0;
     const FieldTrial::Probability
         release_experiment_match_complete_probability = 10;
-    COMPILE_ASSERT(
+    static_assert(
         release_prerender_enabled_probability +
         release_control_probability +
         release_experiment_multi_prerender_probability +
         release_experiment_15min_ttl_probability +
         release_experiment_no_use_probability +
         release_experiment_match_complete_probability == divisor,
-        release_experiment_probabilities_must_equal_divisor);
+        "release experiment probabilities must equal divisor");
 
     control_probability = release_control_probability;
     experiment_multi_prerender_probability =
         release_experiment_multi_prerender_probability;
     experiment_15min_ttl_probability = release_experiment_15min_ttl_probability;
     experiment_no_use_probability = release_experiment_no_use_probability;
     experiment_match_complete_probability =
         release_experiment_match_complete_probability;
   } else {
     // In testing channels, use more experiments and a larger control group to
     // improve quality of data.
     const FieldTrial::Probability dev_prerender_enabled_probability = 200;
     const FieldTrial::Probability dev_control_probability = 200;
     const FieldTrial::Probability
         dev_experiment_multi_prerender_probability = 200;
     const FieldTrial::Probability dev_experiment_15min_ttl_probability = 100;
     const FieldTrial::Probability dev_experiment_no_use_probability = 100;
     const FieldTrial::Probability
         dev_experiment_match_complete_probability = 200;
-    COMPILE_ASSERT(dev_prerender_enabled_probability +
-                   dev_control_probability +
-                   dev_experiment_multi_prerender_probability +
-                   dev_experiment_15min_ttl_probability +
-                   dev_experiment_no_use_probability +
-                   dev_experiment_match_complete_probability == divisor,
-                   dev_experiment_probabilities_must_equal_divisor);
+    static_assert(dev_prerender_enabled_probability +
+                  dev_control_probability +
+                  dev_experiment_multi_prerender_probability +
+                  dev_experiment_15min_ttl_probability +
+                  dev_experiment_no_use_probability +
+                  dev_experiment_match_complete_probability == divisor,
+                  "dev experiment probabilities must equal divisor");
 
     control_probability = dev_control_probability;
     experiment_multi_prerender_probability =
         dev_experiment_multi_prerender_probability;
     experiment_15min_ttl_probability = dev_experiment_15min_ttl_probability;
     experiment_no_use_probability = dev_experiment_no_use_probability;
     experiment_match_complete_probability =
         dev_experiment_match_complete_probability;
   }
 
@@ skipping 332 matching lines @@
   return GetLocalPredictorSpecValue(kDisableSessionStorageNamespaceMerging) !=
       kDisabledGroup;
 }
 
 bool IsPrerenderCookieStoreEnabled() {
   return GetLocalPredictorSpecValue(kPrerenderCookieStore) != kDisabledGroup &&
       FieldTrialList::FindFullName(kPrerenderCookieStore) != kDisabledGroup;
 }
 
 }  // namespace prerender