Remove random lonely semicolons.

storage/browser/fileapi/file_system_usage_cache.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 "storage/browser/fileapi/file_system_usage_cache.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 115 matching lines @@
 }
 
 bool FileSystemUsageCache::AtomicUpdateUsageByDelta(
     const base::FilePath& usage_file_path,
     int64_t delta) {
   TRACE_EVENT0("FileSystem", "UsageCache::AtomicUpdateUsageByDelta");
   DCHECK(CalledOnValidThread());
   bool is_valid = true;
   uint32_t dirty = 0;
   int64_t usage = 0;
-  ;
   if (!Read(usage_file_path, &is_valid, &dirty, &usage))
     return false;
   return Write(usage_file_path, is_valid, dirty, usage + delta);
 }
 
 bool FileSystemUsageCache::UpdateUsage(const base::FilePath& usage_file_path,
                                        int64_t fs_usage) {
   TRACE_EVENT0("FileSystem", "UsageCache::UpdateUsage");
   DCHECK(CalledOnValidThread());
   return Write(usage_file_path, true, 0, fs_usage);
@@ skipping 151 matching lines @@
   return !task_runner_.get() || task_runner_->RunsTasksOnCurrentThread();
 }
 
 bool FileSystemUsageCache::HasCacheFileHandle(const base::FilePath& file_path) {
   DCHECK(CalledOnValidThread());
   DCHECK_LE(cache_files_.size(), kMaxHandleCacheSize);
   return ContainsKey(cache_files_, file_path);
 }
 
 }  // namespace storage