more content exports needed for unit_tests and browser_tests.

chrome/browser/autofill/autofill_download_unittest.cc

Index: chrome/browser/autofill/autofill_download_unittest.cc
diff --git a/chrome/browser/autofill/autofill_download_unittest.cc b/chrome/browser/autofill/autofill_download_unittest.cc
index 8aeb3bbcf25a51452cd573ae8217e0ecaef21619..bb08a20b4a616b5a8218b7242169f77e85938aee 100644
--- a/chrome/browser/autofill/autofill_download_unittest.cc
+++ b/chrome/browser/autofill/autofill_download_unittest.cc
@@ -332,7 +332,7 @@ TEST_F(AutofillDownloadTest, QueryAndUploadTest) {
                                                  mock_metric_logger));
   fetcher = factory.GetFetcherByID(3);
   ASSERT_TRUE(fetcher);
-  fetcher->set_backoff_delay(
+  fetcher->set_backoff_delay_for_testing(
       base::TimeDelta::FromMilliseconds(TestTimeouts::action_max_timeout_ms()));
   FakeOnURLFetchComplete(fetcher, 500, std::string(responses[0]));
 
@@ -358,7 +358,7 @@ TEST_F(AutofillDownloadTest, QueryAndUploadTest) {
       *(form_structures[0]), true, FieldTypeSet()));
   fetcher = factory.GetFetcherByID(4);
   ASSERT_TRUE(fetcher);
-  fetcher->set_backoff_delay(
+  fetcher->set_backoff_delay_for_testing(
       base::TimeDelta::FromMilliseconds(TestTimeouts::action_max_timeout_ms()));
   FakeOnURLFetchComplete(fetcher, 503, std::string(responses[2]));
   EXPECT_EQ(AutofillDownloadTest::REQUEST_UPLOAD_FAILED,