Revert of Componentize TemplateURLService

chrome/browser/search_engines/template_url_service_observer.h

Index: chrome/browser/search_engines/template_url_service_observer.h
diff --git a/chrome/browser/search_engines/template_url_service_observer.h b/chrome/browser/search_engines/template_url_service_observer.h
new file mode 100644
index 0000000000000000000000000000000000000000..2e7276ed1abe46405b42802e88ae2099b5b0aa28
--- /dev/null
+++ b/chrome/browser/search_engines/template_url_service_observer.h
@@ -0,0 +1,19 @@
+// 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.
+
+#ifndef CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_SERVICE_OBSERVER_H_
+#define CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_SERVICE_OBSERVER_H_
+
+// TemplateURLServiceObserver is notified whenever the set of TemplateURLs
+// are modified.
+class TemplateURLServiceObserver {
+ public:
+  // Notification that the template url model has changed in some way.
+  virtual void OnTemplateURLServiceChanged() = 0;
+
+ protected:
+  virtual ~TemplateURLServiceObserver() {}
+};
+
+#endif  // CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_SERVICE_OBSERVER_H_