[Password Manager] Add UMA signals to understand how often the password form submit navigate…

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 bae9ce24b7ac5cda3806a767fbfeeee70744d673..b49ffe1fd4d99554751cc2620270624a80396dfd 100644
--- a/chrome/browser/password_manager/chrome_password_manager_client.h
+++ b/chrome/browser/password_manager/chrome_password_manager_client.h
@@ -76,6 +76,7 @@ class ChromePasswordManagerClient
   bool IsOffTheRecord() override;
   password_manager::PasswordManager* GetPasswordManager() override;
   autofill::AutofillManager* GetAutofillManagerForMainFrame() override;
+  void OnPasswordFormsParsed() override;
 
   // Hides any visible generation UI.
   void HidePasswordGenerationPopup();
@@ -170,6 +171,10 @@ class ChromePasswordManagerClient
   // reporting.
   bool sync_credential_was_filtered_;
 
+  // Visible URL for password form being parsed, i.e. of the main frame (seen in

[vabr (Chromium), 2014/12/12 16:24:00]

Please just call the variable:
main_frame_url_
and replace the comment by adding the information about usage:
// The user-visible URL for UMA reports.

[Pritam Nikam, 2014/12/15 07:41:49]

Done.

+  // the Omnibox).
+  GURL password_form_visible_URL_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromePasswordManagerClient);
 };