[Password Manager] Make filling robust against changing url by JavaScript

chrome/renderer/autofill/password_autofill_agent_browsertest.cc

Index: chrome/renderer/autofill/password_autofill_agent_browsertest.cc
diff --git a/chrome/renderer/autofill/password_autofill_agent_browsertest.cc b/chrome/renderer/autofill/password_autofill_agent_browsertest.cc
index ccd18184dc361d0504ba0b4b111b102072b4ca29..f6d1a25446a6be6efba8edb24495bb3c9931251c 100644
--- a/chrome/renderer/autofill/password_autofill_agent_browsertest.cc
+++ b/chrome/renderer/autofill/password_autofill_agent_browsertest.cc
@@ -2913,4 +2913,16 @@ TEST_F(PasswordAutofillAgentTest,
   EXPECT_EQ(2, fake_driver_.called_check_safe_browsing_reputation_cnt());
 }
 #endif
+
+// Tests that username/password are autofilled when JavaScript is changing url
+// between discovering a form and receving credentials from the browser process.
+TEST_F(PasswordAutofillAgentTest, AutocompleteWhenPageUrlIsChanged) {
+  // Simulate that JavaScript changes url.
+  fill_data_.origin = GURL(fill_data_.origin.possibly_invalid_spec() + "/path");
+
+  SimulateOnFillPasswordForm(fill_data_);
+
+  // The username and password should have been autocompleted.
+  CheckTextFieldsState(kAliceUsername, true, kAlicePassword, true);
+}
 }  // namespace autofill