Histogram versions and extended error codes for SQLite databases.

webkit/quota/quota_database.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 "webkit/quota/quota_database.h"
 
 #include <string>
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
@@ skipping 429 matching lines @@
 
   bool in_memory_only = db_file_path_.empty();
   if (!create_if_needed &&
       (in_memory_only || !file_util::PathExists(db_file_path_))) {
     return false;
   }
 
   db_.reset(new sql::Connection);
   meta_table_.reset(new sql::MetaTable);
 
-  db_->set_error_histogram_name("Sqlite.Quota.Error");
+  db_->set_histogram_tag("Quota");
 
   bool opened = false;
   if (in_memory_only) {
     opened = db_->OpenInMemory();
   } else if (!file_util::CreateDirectory(db_file_path_.DirName())) {
       LOG(ERROR) << "Failed to create quota database directory.";
   } else {
     opened = db_->Open(db_file_path_);
     if (opened)
       db_->Preload();
@@ skipping 191 matching lines @@
   if (lhs.origin < rhs.origin) return true;
   if (rhs.origin < lhs.origin) return false;
   if (lhs.type < rhs.type) return true;
   if (rhs.type < lhs.type) return false;
   if (lhs.used_count < rhs.used_count) return true;
   if (rhs.used_count < lhs.used_count) return false;
   return lhs.last_access_time < rhs.last_access_time;
 }
 
 }  // quota namespace