Remove code duplication caused by inclusion of metadata.

BUG=catapult:#1721

Review URL: https://codereview.chromium.org/1423703008

Cr-Commit-Position: refs/heads/master@{#358645}

2 files changed, 6 insertions, 2 deletions

diff --git a/components/feedback/tracing_manager.cc b/components/feedback/tracing_manager.cc
index 04bf1b1..462000a 100644
--- a/components/feedback/tracing_manager.cc
+++ b/components/feedback/tracing_manager.cc
@@ -95,7 +95,9 @@ void TracingManager::StartTracing() {
       content::TracingController::EnableRecordingDoneCallback());
 }
 
-void TracingManager::OnTraceDataCollected(base::RefCountedString* trace_data) {
+void TracingManager::OnTraceDataCollected(
+    scoped_ptr<const base::DictionaryValue> metadata,
+    base::RefCountedString* trace_data) {
   if (!current_trace_id_)
     return;
 
diff --git a/components/feedback/tracing_manager.h b/components/feedback/tracing_manager.h
index e846f37..27e4e49 100644
--- a/components/feedback/tracing_manager.h
+++ b/components/feedback/tracing_manager.h
@@ -12,6 +12,7 @@
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
+#include "base/values.h"
 
 namespace base {
 
@@ -58,7 +59,8 @@ class TracingManager {
   TracingManager();
 
   void StartTracing();
-  void OnTraceDataCollected(base::RefCountedString* data);
+  void OnTraceDataCollected(scoped_ptr<const base::DictionaryValue> metadata,
+                            base::RefCountedString* data);
 
   // ID of the trace that is being collected.
   int current_trace_id_;