Convert ChromePasswordManagerClient to use the new navigation callbacks.

chrome/browser/password_manager/chrome_password_manager_client.h

Index: chrome/browser/password_manager/chrome_password_manager_client.h
diff --git a/chrome/browser/password_manager/chrome_password_manager_client.h b/chrome/browser/password_manager/chrome_password_manager_client.h
index be061649fa4f5b287bf26b81876f962b37e590ca..c8d3c6f66ef5e75e2f876935a0d1e563dd096414 100644
--- a/chrome/browser/password_manager/chrome_password_manager_client.h
+++ b/chrome/browser/password_manager/chrome_password_manager_client.h
@@ -129,9 +129,8 @@ class ChromePasswordManagerClient
   // content::WebContentsObserver overrides.
   void DidStartNavigation(
       content::NavigationHandle* navigation_handle) override;
-  void DidNavigateMainFrame(
-      const content::LoadCommittedDetails& details,
-      const content::FrameNavigateParams& params) override;
+  void DidFinishNavigation(
+      content::NavigationHandle* navigation_handle) override;
 
   // content::RenderWidgetHost::InputEventObserver overrides.
   void OnInputEvent(const blink::WebInputEvent&) override;