Only populate device_token for enterprise DeepScanningRequests

Bug: 1098414
Change-Id: I52c4554448f932c73148b7f52ddb04cc14ba7081
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2268400
Commit-Queue: Dominique Fauteux-Chapleau <domfc@chromium.org>
Commit-Queue: Daniel Rubery <drubery@chromium.org>
Auto-Submit: Dominique Fauteux-Chapleau <domfc@chromium.org>
Reviewed-by: Daniel Rubery <drubery@chromium.org>
Cr-Commit-Position: refs/heads/master@{#782693}

chrome/browser/safe_browsing/download_protection/deep_scanning_request.cc

@@ -344,13 +344,16 @@ void DeepScanningRequest::PrepareLegacyRequest(
 void DeepScanningRequest::PrepareConnectorRequest(
     BinaryUploadService::Request* request,
     Profile* profile) {
-  request->set_device_token(GetDMToken(profile).value());
+  if (trigger_ == DeepScanTrigger::TRIGGER_POLICY)
+    request->set_device_token(GetDMToken(profile).value());
+
   request->set_analysis_connector(enterprise_connectors::FILE_DOWNLOADED);
+
   if (item_->GetURL().is_valid())
     request->set_url(item_->GetURL().spec());
+
   for (const std::string& tag : analysis_settings_.tags)
     request->add_tag(tag);
-  // TODO(crbug.com/1069069): Set CSD field.
 }
 
 void DeepScanningRequest::OnConnectorScanComplete(