Add a counter for clicking on Form-Not-Secure warnings

chrome/browser/ui/autofill/chrome_autofill_client.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/autofill/chrome_autofill_client.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
+#include "base/metrics/histogram_macros.h"
 #include "build/build_config.h"
 #include "chrome/browser/autofill/personal_data_manager_factory.h"
 #include "chrome/browser/autofill/risk_util.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/password_manager/chrome_password_manager_client.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/signin/signin_promo_util.h"
@@ skipping 348 matching lines @@
 
 void ChromeAutofillClient::StartSigninFlow() {
 #if defined(OS_ANDROID)
   chrome::android::SigninPromoUtilAndroid::StartAccountSigninActivityForPromo(
       content::ContentViewCore::FromWebContents(web_contents()),
       signin_metrics::AccessPoint::ACCESS_POINT_AUTOFILL_DROPDOWN);
 #endif
 }
 
 void ChromeAutofillClient::ShowHttpNotSecureExplanation() {
+  UMA_HISTOGRAM_BOOLEAN("Autofill.ShowHttpNotSecureExplanation", true);

[Mathieu, 2017/02/01 13:45:39]

consider using a user action:
https://cs.chromium.org/chromium/src/components/autofill/core/browser/autofil...

Also, create a function in autofill_metrics and call it from here.

[estark, 2017/02/01 18:55:49]

Oh I've always wondered why something like that doesn't exist, TIL! Thanks!
Done.

 #if !defined(OS_ANDROID)
   // On desktop platforms, open Page Info, which briefly explains the HTTP
   // warning message and provides a link to the Help Center for more details.
   Browser* browser = chrome::FindBrowserWithWebContents(web_contents());
   if (browser && chrome::ShowWebsiteSettings(browser, web_contents()))
     return;
 // Otherwise fall through to the section below that opens the URL directly.
 #endif
 
   // On Android, where Page Info does not (yet) contain a link to the Help
   // Center (https://crbug.com/679532), or in corner cases where Page Info is
   // not shown (for example, no navigation entry), just launch the Help topic
   // directly.
   const GURL kSecurityIndicatorHelpCenterUrl(
       "https://support.google.com/chrome/?p=ui_security_indicator");
   web_contents()->OpenURL(content::OpenURLParams(
       GURL(kSecurityIndicatorHelpCenterUrl), content::Referrer(),
       WindowOpenDisposition::NEW_FOREGROUND_TAB, ui::PAGE_TRANSITION_LINK,
       false /* is_renderer_initiated */));
 }
 
 }  // namespace autofill