Move InMemoryURLIndex outside of history namespace

components/history/core/browser/history_database.h

 // 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.
 
 #ifndef COMPONENTS_HISTORY_CORE_BROWSER_HISTORY_DATABASE_H_
 #define COMPONENTS_HISTORY_CORE_BROWSER_HISTORY_DATABASE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "build/build_config.h"
 #include "components/history/core/browser/download_database.h"
 #include "components/history/core/browser/url_database.h"
 #include "components/history/core/browser/visit_database.h"
 #include "components/history/core/browser/visitsegment_database.h"
 #include "sql/connection.h"
 #include "sql/init_status.h"
 #include "sql/meta_table.h"
 
 #if defined(OS_ANDROID)
 #include "components/history/core/browser/android/android_cache_database.h"
 #include "components/history/core/browser/android/android_urls_database.h"
 #endif
 
 namespace base {
 class FilePath;
 }
 
 class HistoryQuickProviderTest;
+class InMemoryURLIndexTest;
 
 namespace history {
 
 // Encapsulates the SQL connection for the history database. This class holds
 // the database connection and has methods the history system (including full
 // text search) uses for writing and retrieving information.
 //
 // We try to keep most logic out of the history database; this should be seen
 // as the storage interface. Logic for manipulating this storage layer should
 // be in HistoryBackend.cc.
@@ skipping 112 matching lines @@
   virtual base::Time GetEarlyExpirationThreshold();
   virtual void UpdateEarlyExpirationThreshold(base::Time threshold);
 
  private:
 #if defined(OS_ANDROID)
   // AndroidProviderBackend uses the |db_|.
   friend class AndroidProviderBackend;
   FRIEND_TEST_ALL_PREFIXES(AndroidURLsMigrationTest, MigrateToVersion22);
 #endif
   friend class ::HistoryQuickProviderTest;
-  friend class InMemoryURLIndexTest;
+  friend class ::InMemoryURLIndexTest;
 
   // Overridden from URLDatabase:
   sql::Connection& GetDB() override;
 
   // Migration -----------------------------------------------------------------
 
   // Makes sure the version is up-to-date, updating if necessary. If the
   // database is too old to migrate, the user will be notified. Returns
   // sql::INIT_OK iff  the DB is up-to-date and ready for use.
   //
@@ skipping 14 matching lines @@
   sql::MetaTable meta_table_;
 
   base::Time cached_early_expiration_threshold_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryDatabase);
 };
 
 }  // namespace history
 
 #endif  // COMPONENTS_HISTORY_CORE_BROWSER_HISTORY_DATABASE_H_