chrome: Cleanup class/struct forward declarations

chrome/browser/ui/search/new_tab_page_interceptor_service_factory.h

Index: chrome/browser/ui/search/new_tab_page_interceptor_service_factory.h
diff --git a/chrome/browser/ui/search/new_tab_page_interceptor_service_factory.h b/chrome/browser/ui/search/new_tab_page_interceptor_service_factory.h
index 36f7cfe5cc97f2a55d918ec607b915a2c72e9851..37dee82c0e0bf1f3d20e9c2ca241f9ac6d177fae 100644
--- a/chrome/browser/ui/search/new_tab_page_interceptor_service_factory.h
+++ b/chrome/browser/ui/search/new_tab_page_interceptor_service_factory.h
@@ -17,10 +17,6 @@ namespace content {
 class BrowserContext;
 }
 
-namespace net {
-class URLRequestInterceptor;
-}
-
 // Owns and creates NewTabPageInterceptorService instances.
 class NewTabPageInterceptorServiceFactory
     : public BrowserContextKeyedServiceFactory {