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

chrome/browser/extensions/api/declarative/declarative_rule_unittest.cc

 // Copyright (c) 2013 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 "chrome/browser/extensions/api/declarative/declarative_rule.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/test/values_test_util.h"
 #include "base/values.h"
 #include "components/url_matcher/url_matcher_constants.h"
 #include "extensions/common/extension_builder.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using base::test::ParseJson;
 using url_matcher::URLMatcher;
 using url_matcher::URLMatcherConditionFactory;
 using url_matcher::URLMatcherConditionSet;
 
 namespace extensions {
 
 namespace {
 
 template<typename T>
 linked_ptr<T> ScopedToLinkedPtr(scoped_ptr<T> ptr) {
   return linked_ptr<T>(ptr.release());
 }
 
-scoped_ptr<DictionaryValue> SimpleManifest() {
+scoped_ptr<base::DictionaryValue> SimpleManifest() {
   return DictionaryBuilder()
       .Set("name", "extension")
       .Set("manifest_version", 2)
       .Set("version", "1.0")
       .Build();
 }
 
 }  // namespace
 
 struct RecordingCondition {
@@ skipping 387 matching lines @@
                       extension.get(),
                       base::Time(),
                       json_rule,
                       base::Bind(AtLeastOneCondition),
                       &error);
   EXPECT_FALSE(rule);
   EXPECT_EQ("No conditions", error);
 }
 
 }  // namespace extensions