Slow Reports - Embed Metadata in Traces

chrome/browser/tracing/background_tracing_field_trial.cc

Index: chrome/browser/tracing/background_tracing_field_trial.cc
diff --git a/chrome/browser/tracing/background_tracing_field_trial.cc b/chrome/browser/tracing/background_tracing_field_trial.cc
index 4e827a94fdfa11acce574ffef614faddd482f1d5..3ea292e3a86d1dc6474f7d5710f9a6231134ed75 100644
--- a/chrome/browser/tracing/background_tracing_field_trial.cc
+++ b/chrome/browser/tracing/background_tracing_field_trial.cc
@@ -38,13 +38,14 @@ void OnUploadComplete(TraceCrashServiceUploader* uploader,
 
 void UploadCallback(const std::string& upload_url,
                     const scoped_refptr<base::RefCountedString>& file_contents,
+                    scoped_ptr<base::DictionaryValue> metadata,
                     base::Closure callback) {
   TraceCrashServiceUploader* uploader = new TraceCrashServiceUploader(
       g_browser_process->system_request_context());
 
   uploader->SetUploadURL(upload_url);
   uploader->DoUpload(
-      file_contents->data(), base::Bind(&OnUploadProgress),
+      file_contents->data(), metadata.Pass(), base::Bind(&OnUploadProgress),
       base::Bind(&OnUploadComplete, base::Owned(uploader), callback));
 }