replace COMPILE_ASSERT with static_assert in chrome/installer/

chrome/installer/util/delete_tree_work_item.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 "chrome/installer/util/delete_tree_work_item.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/files/file_util.h"
 #include "base/logging.h"
 
 namespace {
 
 // Casts a value of an unsigned type to a signed type of the same size provided
 // that there is no overflow.
 template<typename L, typename R>
 bool SafeCast(L left, R* right) {
   DCHECK(right);
-  COMPILE_ASSERT(sizeof(left) == sizeof(right),
-                 must_add_support_for_crazy_data_types);
+  static_assert(sizeof(left) == sizeof(right),
+                "must add support for crazy data types");
   if (left > static_cast<L>(std::numeric_limits<R>::max()))
     return false;
   *right = static_cast<L>(left);
   return true;
 }
 
 }  // namespace
 
 DeleteTreeWorkItem::DeleteTreeWorkItem(
     const base::FilePath& root_path,
@@ skipping 123 matching lines @@
           backup_dir.path().Append(key_file.BaseName());
       if (base::PathExists(backup_file) &&
           !base::Move(backup_file, key_file)) {
         // This could happen if we could not delete the key file to begin with.
         PLOG(WARNING) << "Rollback: Failed to move backup file back in place: "
                       << backup_file.value() << " to " << key_file.value();
       }
     }
   }
 }