Sample 1% url whitelisted PPAPI downloads to ping safe browsing server

chrome/test/ppapi/ppapi_filechooser_browsertest.cc

Index: chrome/test/ppapi/ppapi_filechooser_browsertest.cc
diff --git a/chrome/test/ppapi/ppapi_filechooser_browsertest.cc b/chrome/test/ppapi/ppapi_filechooser_browsertest.cc
index 90816e996ad020f19ba9406d856d5c190fee6f25..45d677fdd2e5688680198eca469fb3b1fd108a41 100644
--- a/chrome/test/ppapi/ppapi_filechooser_browsertest.cc
+++ b/chrome/test/ppapi/ppapi_filechooser_browsertest.cc
@@ -164,6 +164,8 @@ class FakeDownloadProtectionService : public DownloadProtectionService {
       const GURL& requestor_url,
       const base::FilePath& default_file_path,
       const std::vector<base::FilePath::StringType>& alternate_extensions,
+      bool is_extended_reporting_unused,
+      bool is_incognito_unused,
       const CheckDownloadCallback& callback) override {
     const auto iter =
         test_configuration_->result_map.find(default_file_path.Extension());