From 07c973f756ff41198cab01f7d2abd2ff8a123eae Mon Sep 17 00:00:00 2001
From: "cthomp@chromium.org"
 <cthomp@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Sat, 16 Aug 2014 01:10:16 +0000
Subject: Experience sampling instrumentation for dangerous downloads warnings

BUG=384635

Review URL: https://codereview.chromium.org/402293002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@290076 0039d316-1c4b-4281-b951-d872f2087c98
---
 chrome/browser/download/download_danger_prompt.cc | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'chrome/browser/download/download_danger_prompt.cc')

diff --git a/chrome/browser/download/download_danger_prompt.cc b/chrome/browser/download/download_danger_prompt.cc
index 4ec23bc..13d623b 100644
--- a/chrome/browser/download/download_danger_prompt.cc
+++ b/chrome/browser/download/download_danger_prompt.cc
@@ -9,6 +9,7 @@
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/download/chrome_download_manager_delegate.h"
 #include "chrome/browser/download/download_stats.h"
+#include "chrome/browser/extensions/api/experience_sampling_private/experience_sampling.h"
 #include "chrome/browser/ui/tab_modal_confirm_dialog.h"
 #include "chrome/browser/ui/tab_modal_confirm_dialog_delegate.h"
 #include "content/public/browser/download_danger_type.h"
@@ -17,6 +18,8 @@
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
+using extensions::ExperienceSamplingEvent;
+
 namespace {
 
 // TODO(wittman): Create a native web contents modal dialog implementation of
@@ -56,6 +59,8 @@ class DownloadDangerPromptImpl : public DownloadDangerPrompt,
   bool show_context_;
   OnDone done_;
 
+  scoped_ptr<ExperienceSamplingEvent> sampling_event_;
+
   DISALLOW_COPY_AND_ASSIGN(DownloadDangerPromptImpl);
 };
 
@@ -71,6 +76,14 @@ DownloadDangerPromptImpl::DownloadDangerPromptImpl(
   DCHECK(!done_.is_null());
   download_->AddObserver(this);
   RecordOpenedDangerousConfirmDialog(download_->GetDangerType());
+
+  // ExperienceSampling: A malicious download warning is being shown to the
+  // user, so we start a new SamplingEvent and track it.
+  sampling_event_.reset(new ExperienceSamplingEvent(
+      ExperienceSamplingEvent::kDownloadDangerPrompt,
+      download->GetURL(),
+      download->GetReferrerUrl(),
+      download->GetBrowserContext()));
 }
 
 DownloadDangerPromptImpl::~DownloadDangerPromptImpl() {
@@ -203,14 +216,20 @@ base::string16 DownloadDangerPromptImpl::GetCancelButtonTitle() {
 }
 
 void DownloadDangerPromptImpl::OnAccepted() {
+  // ExperienceSampling: User proceeded through the warning.
+  sampling_event_->CreateUserDecisionEvent(ExperienceSamplingEvent::kProceed);
   RunDone(ACCEPT);
 }
 
 void DownloadDangerPromptImpl::OnCanceled() {
+  // ExperienceSampling: User canceled the warning.
+  sampling_event_->CreateUserDecisionEvent(ExperienceSamplingEvent::kDeny);
   RunDone(CANCEL);
 }
 
 void DownloadDangerPromptImpl::OnClosed() {
+  // ExperienceSampling: User canceled the warning.
+  sampling_event_->CreateUserDecisionEvent(ExperienceSamplingEvent::kDeny);
   RunDone(DISMISS);
 }
 
-- 
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