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

chrome/browser/extensions/activity_log/counting_policy.cc

 // Copyright 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.
 
 // A policy for storing activity log data to a database that performs
 // aggregation to reduce the size of the database.  The database layout is
 // nearly the same as FullStreamUIPolicy, which stores a complete log, with a
 // few changes:
 //   - a "count" column is added to track how many log records were merged
 //     together into this row
@@ skipping 472 matching lines @@
 
   // Execute the query and get results.
   while (query.is_valid() && query.Step()) {
     scoped_refptr<Action> action =
         new Action(query.ColumnString(0),
                    base::Time::FromInternalValue(query.ColumnInt64(1)),
                    static_cast<Action::ActionType>(query.ColumnInt(2)),
                    query.ColumnString(3));
 
     if (query.ColumnType(4) != sql::COLUMN_TYPE_NULL) {
-      scoped_ptr<Value> parsed_value(
+      scoped_ptr<base::Value> parsed_value(
           base::JSONReader::Read(query.ColumnString(4)));
-      if (parsed_value && parsed_value->IsType(Value::TYPE_LIST)) {
-        action->set_args(
-            make_scoped_ptr(static_cast<ListValue*>(parsed_value.release())));
+      if (parsed_value && parsed_value->IsType(base::Value::TYPE_LIST)) {
+        action->set_args(make_scoped_ptr(
+            static_cast<base::ListValue*>(parsed_value.release())));
       }
     }
 
     action->ParsePageUrl(query.ColumnString(5));
     action->set_page_title(query.ColumnString(6));
     action->ParseArgUrl(query.ColumnString(7));
 
     if (query.ColumnType(8) != sql::COLUMN_TYPE_NULL) {
-      scoped_ptr<Value> parsed_value(
+      scoped_ptr<base::Value> parsed_value(
           base::JSONReader::Read(query.ColumnString(8)));
-      if (parsed_value && parsed_value->IsType(Value::TYPE_DICTIONARY)) {
+      if (parsed_value && parsed_value->IsType(base::Value::TYPE_DICTIONARY)) {
         action->set_other(make_scoped_ptr(
-            static_cast<DictionaryValue*>(parsed_value.release())));
+            static_cast<base::DictionaryValue*>(parsed_value.release())));
       }
     }
     action->set_count(query.ColumnInt(9));
     actions->push_back(action);
   }
 
   return actions.Pass();
 }
 
 void CountingPolicy::DoRemoveURLs(const std::vector<GURL>& restrict_urls) {
@@ skipping 223 matching lines @@
   return true;
 }
 
 void CountingPolicy::Close() {
   // The policy object should have never been created if there's no DB thread.
   DCHECK(BrowserThread::IsMessageLoopValid(BrowserThread::DB));
   ScheduleAndForget(activity_database(), &ActivityDatabase::Close);
 }
 
 }  // namespace extensions