Move ExtensionHost from src/chrome to src/extensions

chrome/browser/content_settings/content_settings_internal_extension_provider.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/content_settings/content_settings_internal_extension_provider.h"
 
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/content_settings/content_settings_rule.h"
-#include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/common/chrome_content_client.h"
 #include "chrome/common/content_settings.h"
 #include "chrome/common/content_settings_pattern.h"
 #include "chrome/common/extensions/api/plugins/plugins_handler.h"
 #include "chrome/common/extensions/features/simple_feature.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_service.h"
+#include "extensions/browser/extension_host.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_set.h"
 
 using extensions::UnloadedExtensionInfo;
 
 namespace content_settings {
 
 InternalExtensionProvider::InternalExtensionProvider(
     ExtensionService* extension_service)
@@ skipping 129 matching lines @@
                           base::Value::CreateIntegerValue(setting));
     }
   }
   NotifyObservers(primary_pattern,
                   secondary_pattern,
                   CONTENT_SETTINGS_TYPE_PLUGINS,
                   resource);
 }
 
 }  // namespace content_settings