Track Previews infobar dismissals due to tab closure

chrome/browser/previews/previews_infobar_delegate.cc

 // Copyright 2016 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/previews/previews_infobar_delegate.h"
 
 #include "base/metrics/histogram_macros.h"
 #include "chrome/browser/android/android_theme_resources.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.h"
@@ skipping 31 matching lines @@
     UMA_HISTOGRAM_ENUMERATION(kUMAPreviewsInfoBarActionOffline, action,
                               PreviewsInfoBarDelegate::INFOBAR_INDEX_BOUNDARY);
   }
 }
 
 }  // namespace
 
 PreviewsInfoBarDelegate::~PreviewsInfoBarDelegate() {
   if (!on_dismiss_callback_.is_null())
     on_dismiss_callback_.Run(false);
+
+  RecordPreviewsInfoBarAction(infobar_type_, infobar_dismissed_action_);
 }
 
 // static
 void PreviewsInfoBarDelegate::Create(
     content::WebContents* web_contents,
     PreviewsInfoBarType infobar_type,
     bool is_data_saver_user,
     const OnDismissPreviewsInfobarCallback& on_dismiss_callback) {
   PreviewsInfoBarTabHelper* infobar_tab_helper =
       PreviewsInfoBarTabHelper::FromWebContents(web_contents);
@@ skipping 24 matching lines @@
   infobar_tab_helper->set_displayed_preview_infobar(true);
 }
 
 PreviewsInfoBarDelegate::PreviewsInfoBarDelegate(
     content::WebContents* web_contents,
     PreviewsInfoBarType infobar_type,
     bool is_data_saver_user,
     const OnDismissPreviewsInfobarCallback& on_dismiss_callback)
     : ConfirmInfoBarDelegate(),
       infobar_type_(infobar_type),
+      infobar_dismissed_action_(INFOBAR_DISMISSED_BY_TAB_CLOSURE),
       message_text_(l10n_util::GetStringUTF16(
           is_data_saver_user ? IDS_PREVIEWS_INFOBAR_SAVED_DATA_TITLE
                              : IDS_PREVIEWS_INFOBAR_FASTER_PAGE_TITLE)),
       on_dismiss_callback_(on_dismiss_callback) {}
 
 infobars::InfoBarDelegate::InfoBarIdentifier
 PreviewsInfoBarDelegate::GetIdentifier() const {
   return DATA_REDUCTION_PROXY_PREVIEW_INFOBAR_DELEGATE;
 }
 
 int PreviewsInfoBarDelegate::GetIconId() const {
 #if defined(OS_ANDROID)
   return IDR_ANDROID_INFOBAR_PREVIEWS;
 #else
   return kNoIconID;
 #endif
 }
 
 bool PreviewsInfoBarDelegate::ShouldExpire(
     const NavigationDetails& details) const {
-  RecordPreviewsInfoBarAction(
-      infobar_type_, details.is_reload ? INFOBAR_DISMISSED_BY_RELOAD
-                                       : INFOBAR_DISMISSED_BY_NAVIGATION);
+  infobar_dismissed_action_ = details.is_reload
+                                  ? INFOBAR_DISMISSED_BY_RELOAD
+                                  : INFOBAR_DISMISSED_BY_NAVIGATION;
   return InfoBarDelegate::ShouldExpire(details);
 }
 
 void PreviewsInfoBarDelegate::InfoBarDismissed() {
-  RecordPreviewsInfoBarAction(infobar_type_, INFOBAR_DISMISSED_BY_USER);
+  infobar_dismissed_action_ = INFOBAR_DISMISSED_BY_USER;
 }
 
 base::string16 PreviewsInfoBarDelegate::GetMessageText() const {
   return message_text_;
 }
 
 int PreviewsInfoBarDelegate::GetButtons() const {
   return BUTTON_NONE;
 }
 
 base::string16 PreviewsInfoBarDelegate::GetLinkText() const {
   return l10n_util::GetStringUTF16(IDS_PREVIEWS_INFOBAR_LINK);
 }
 
 bool PreviewsInfoBarDelegate::LinkClicked(WindowOpenDisposition disposition) {
-  RecordPreviewsInfoBarAction(infobar_type_, INFOBAR_LOAD_ORIGINAL_CLICKED);
+  infobar_dismissed_action_ = INFOBAR_LOAD_ORIGINAL_CLICKED;
   if (!on_dismiss_callback_.is_null())
     on_dismiss_callback_.Run(true);
   on_dismiss_callback_.Reset();
 
   content::WebContents* web_contents =
       InfoBarService::WebContentsFromInfoBar(infobar());
   if (infobar_type_ == LITE_PAGE || infobar_type_ == LOFI) {
     if (infobar_type_ == LITE_PAGE)
       web_contents->GetController().Reload(
           content::ReloadType::DISABLE_LOFI_MODE, true);
     else if (infobar_type_ == LOFI)
       web_contents->ReloadLoFiImages();
 
     auto* data_reduction_proxy_settings =
         DataReductionProxyChromeSettingsFactory::GetForBrowserContext(
             web_contents->GetBrowserContext());
     data_reduction_proxy_settings->IncrementLoFiUserRequestsForImages();
   } else if (infobar_type_ == OFFLINE) {
     // Prevent LoFi and lite page modes from showing after reload.
     // TODO(ryansturm): rename DISABLE_LOFI_MODE to DISABLE_PREVIEWS.
     //  crbug.com/707272
     web_contents->GetController().Reload(content::ReloadType::DISABLE_LOFI_MODE,
                                          true);
   }
 
   return true;
 }