Remove a bunch of provisionalDataSource() usage.

components/autofill/content/renderer/password_autofill_agent.cc

Index: components/autofill/content/renderer/password_autofill_agent.cc
diff --git a/components/autofill/content/renderer/password_autofill_agent.cc b/components/autofill/content/renderer/password_autofill_agent.cc
index 9e6df579fc42a7de38533b88c3a43d51f1cad37a..89d2fac032cf7518c42e5923d2d570ae6b07669e 100644
--- a/components/autofill/content/renderer/password_autofill_agent.cc
+++ b/components/autofill/content/renderer/password_autofill_agent.cc
@@ -1232,15 +1232,15 @@ void PasswordAutofillAgent::WillSubmitForm(const blink::WebFormElement& form) {
   }
 }
 
-void PasswordAutofillAgent::LegacyDidStartProvisionalLoad(
-    blink::WebLocalFrame* navigated_frame) {
+void PasswordAutofillAgent::DidStartProvisionalLoad(
+    blink::WebDataSource* datasource) {
   scoped_ptr<RendererSavePasswordProgressLogger> logger;
   if (logging_state_active_) {
     logger.reset(new RendererSavePasswordProgressLogger(this, routing_id()));
     logger->LogMessage(Logger::STRING_DID_START_PROVISIONAL_LOAD_METHOD);
   }
 
-  if (navigated_frame->parent()) {
+  if (render_frame()->GetWebFrame()->parent()) {
     if (logger)
       logger->LogMessage(Logger::STRING_FRAME_NOT_MAIN_FRAME);
     return;
@@ -1250,8 +1250,7 @@ void PasswordAutofillAgent::LegacyDidStartProvisionalLoad(
   // the user is performing actions outside the page (e.g. typed url,
   // history navigation). We don't want to trigger saving in these cases.
   content::DocumentState* document_state =
-      content::DocumentState::FromDataSource(
-          navigated_frame->provisionalDataSource());
+      content::DocumentState::FromDataSource(datasource);
   content::NavigationState* navigation_state =
       document_state->navigation_state();
   ui::PageTransition type = navigation_state->GetTransitionType();
@@ -1569,9 +1568,4 @@ void PasswordAutofillAgent::LegacyPasswordAutofillAgent::DidStopLoading() {
   agent_->DidStopLoading();
 }
 
-void PasswordAutofillAgent::LegacyPasswordAutofillAgent::
-    DidStartProvisionalLoad(blink::WebLocalFrame* navigated_frame) {
-  agent_->LegacyDidStartProvisionalLoad(navigated_frame);
-}
-
 }  // namespace autofill