Don't perform deep scan of uploads in incognito profiles.

Bug: 1012270
Change-Id: Ic35c3a7c331d353db8a938e11ea78d5ca38f6f9d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1847792Reviewed-by: Daniel Rubery <drubery@chromium.org>
Commit-Queue: Roger Tawa <rogerta@chromium.org>
Cr-Commit-Position: refs/heads/master@{#703794}

chrome/browser/safe_browsing/cloud_content_scanning/deep_scanning_dialog_delegate.cc

@@ -235,6 +235,10 @@ bool DeepScanningDialogDelegate::IsEnabled(Profile* profile,
   if (!base::FeatureList::IsEnabled(kDeepScanningOfUploads))
     return false;
 
+  // If this is an incognitio profile, don't perform scans.
+  if (profile->IsOffTheRecord())
+    return false;
+
   // If there's no DM token, the upload will fail.
   if (GetDMToken().empty())
     return false;

chrome/browser/safe_browsing/cloud_content_scanning/deep_scanning_dialog_delegate_unittest.cc

@@ -68,7 +68,7 @@ class BaseTest : public testing::Test {
     updater->GetList().emplace_back(url.host());
   }
 
-  Profile* profile() { return profile_; }
+  TestingProfile* profile() { return profile_; }
 
  private:
   content::BrowserTaskEnvironment task_environment_;
@@ -230,6 +230,22 @@ TEST_F(DeepScanningDialogDelegateIsEnabledTest, MalwareEnabled) {
   EXPECT_TRUE(data.do_malware_scan);
 }
 
+TEST_F(DeepScanningDialogDelegateIsEnabledTest, NoScanInIncognito) {
+  GURL url(kTestUrl);
+  EnableFeatures({kDeepScanningOfUploads});
+  SetDMToken(kDmToken);
+  SetDlpPolicy(CHECK_UPLOADS_AND_DOWNLOADS);
+  SetMalwarePolicy(SEND_UPLOADS_AND_DOWNLOADS);
+  AddUrlToList(prefs::kDomainsToCheckForMalwareOfUploadedContent, url);
+
+  DeepScanningDialogDelegate::Data data;
+  EXPECT_TRUE(DeepScanningDialogDelegate::IsEnabled(profile(), url, &data));
+
+  // The same URL should not trigger a scan in incognito.
+  EXPECT_FALSE(DeepScanningDialogDelegate::IsEnabled(
+      profile()->GetOffTheRecordProfile(), url, &data));
+}
+
 class DeepScanningDialogDelegateAuditOnlyTest : public BaseTest {
  protected:
   void RunUntilDone() { run_loop_.Run(); }