Update some uses of Value in chrome/browser to use the base:: namespace.

chrome/browser/extensions/menu_manager_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 <vector>
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/json/json_reader.h"
 #include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 585 matching lines @@
                   &profile,
                   GURL(),
                   EventRouter::USER_GESTURE_ENABLED))
       .Times(1)
       .WillOnce(DeleteArg<2>());
   }
   manager_.ExecuteCommand(&profile, NULL /* web_contents */, params, id);
 
   ASSERT_EQ(2u, list->GetSize());
 
-  DictionaryValue* info;
+  base::DictionaryValue* info;
   ASSERT_TRUE(list->GetDictionary(0, &info));
 
   int tmp_id = 0;
   ASSERT_TRUE(info->GetInteger("menuItemId", &tmp_id));
   ASSERT_EQ(id.uid, tmp_id);
   ASSERT_TRUE(info->GetInteger("parentMenuItemId", &tmp_id));
   ASSERT_EQ(parent_id.uid, tmp_id);
 
   std::string tmp;
   ASSERT_TRUE(info->GetString("mediaType", &tmp));
@@ skipping 134 matching lines @@
   EXPECT_EQ(4u, manager_.MenuItems(extension1->id())->size());
   EXPECT_EQ(1u, manager_.MenuItems(extension2->id())->size());
 
   // Remove all context menu items with incognito true.
   manager_.RemoveAllIncognitoContextItems();
   EXPECT_EQ(2u, manager_.MenuItems(extension1->id())->size());
   EXPECT_EQ(1u, manager_.MenuItems(extension2->id())->size());
 }
 
 }  // namespace extensions