Rename base/hash_tables to base/containers/hash_tables.

base/containers/small_map_unittest.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 "base/containers/small_map.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <functional>
 #include <map>
 
+#include "base/containers/hash_tables.h"
 #include "base/logging.h"
-#include "base/hash_tables.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 
 TEST(SmallMap, General) {
   SmallMap<hash_map<int, int> > m;
 
   EXPECT_TRUE(m.empty());
 
   m[0] = 5;
@@ skipping 458 matching lines @@
   EXPECT_EQ(4u, m.size());
   EXPECT_EQ(0u, m.count(-1));
 
   m[5] = 5;
   EXPECT_EQ(6u, m.size());
   // Our functor adds an extra item when we convert to a map.
   EXPECT_EQ(1u, m.count(-1));
 }
 
 }  // namespace base