Remove std::move in BinaryUploadService::UploadForDeepScanning

When moving code around to ensure the token displays on
chrome://safe-browsing, the std::move(token) was placed before the last
usage of token.

Fixed: 1057309
Change-Id: Ic44c71f35d69fac0996246a6b7159c1b5c5fb011
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2083393
Auto-Submit: Daniel Rubery <drubery@chromium.org>
Commit-Queue: Bettina Dea <bdea@chromium.org>
Reviewed-by: Bettina Dea <bdea@chromium.org>
Cr-Commit-Position: refs/heads/master@{#746182}

chrome/browser/safe_browsing/cloud_content_scanning/binary_upload_service.cc

@@ -141,7 +141,7 @@ void BinaryUploadService::UploadForDeepScanning(
   std::string token = base::RandBytesAsString(128);
   token = base::HexEncode(token.data(), token.size());
   active_tokens_[raw_request] = token;
-  raw_request->set_request_token(std::move(token));
+  raw_request->set_request_token(token);
 
   if (!binary_fcm_service_) {
     base::PostTask(FROM_HERE, {content::BrowserThread::UI},