Add implementation for Ad Networks Database

chrome/browser/extensions/activity_log/ad_injection_browsertest.cc

 // Copyright 2014 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/files/file_path.h"
 #include "base/scoped_observer.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/extensions/activity_log/activity_actions.h"
 #include "chrome/browser/extensions/activity_log/activity_log.h"
@@ skipping 73 matching lines @@
     ++injection_count_;
   }
 }
 
 // A mock for the AdNetworkDatabase. This simply says that the URL
 // http://www.known-ads.adnetwork is an ad network, and nothing else is.
 class TestAdNetworkDatabase : public AdNetworkDatabase {
  public:
   TestAdNetworkDatabase();
   virtual ~TestAdNetworkDatabase();
+
+ private:
   virtual bool IsAdNetwork(const GURL& url) const OVERRIDE;
 
- private:
   GURL ad_network_url_;
 };
 
 TestAdNetworkDatabase::TestAdNetworkDatabase() : ad_network_url_(kAdNetwork) {}
 TestAdNetworkDatabase::~TestAdNetworkDatabase() {}
 
 bool TestAdNetworkDatabase::IsAdNetwork(const GURL& url) const {
   return url == ad_network_url_;
 }
 
@@ skipping 229 matching lines @@
     listener()->Reply("Continue");
     listener()->Reset();
   }
 }
 
 // TODO(rdevlin.cronin): We test a good amount of ways of injecting ads with
 // the above test, but more is better in testing.
 // See crbug.com/357204.
 
 }  // namespace extensions