Move IndexedDBKey, IndexedDBKeyRange into content namespace

content/common/indexed_db/indexed_db_key_range.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 "content/common/indexed_db/indexed_db_key_range.h"
 
 #include "base/logging.h"
 
+namespace content {
+
 using WebKit::WebIDBKeyRange;
 using WebKit::WebIDBKey;
 
 IndexedDBKeyRange::IndexedDBKeyRange()
     : lower_open_(false),
       upper_open_(false) {
   lower_.SetNull();
   upper_.SetNull();
 }
 
@@ skipping 13 matching lines @@
                             bool lower_open, bool upper_open) {
   lower_.Set(lower);
   upper_.Set(upper);
   lower_open_ = lower_open;
   upper_open_ = upper_open;
 }
 
 IndexedDBKeyRange::operator WebIDBKeyRange() const {
   return WebIDBKeyRange(lower_, upper_, lower_open_, upper_open_);
 }
+
+}  // namespace content