Slow Reports - Embed Metadata in Traces

content/browser/tracing/background_tracing_manager_impl.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_TRACING_BACKGROUND_TRACING_MANAGER_IMPL_H_
 #define CONTENT_BROWSER_TRACING_BACKGROUND_TRACING_MANAGER_IMPL_H_
 
 #include "base/lazy_instance.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 27 matching lines @@
  private:
   BackgroundTracingManagerImpl();
   ~BackgroundTracingManagerImpl() override;
 
   void EnableRecording(std::string, base::trace_event::TraceRecordMode);
   void EnableRecordingIfConfigNeedsIt();
   void OnFinalizeStarted(scoped_refptr<base::RefCountedString>);
   void OnFinalizeComplete();
   void BeginFinalizing(StartedFinalizingCallback);
 
+  scoped_ptr<base::DictionaryValue> GenerateMetadataDict() const;
+
   std::string GetTriggerNameFromHandle(TriggerHandle handle) const;
   bool IsTriggerHandleValid(TriggerHandle handle) const;
 
   bool IsAbleToTriggerTracing(TriggerHandle handle) const;
   bool IsSupportedConfig(BackgroundTracingConfig* config);
 
   std::string GetCategoryFilterStringForCategoryPreset(
       BackgroundTracingConfig::CategoryPreset) const;
 
   class TraceDataEndpointWrapper
@@ skipping 43 matching lines @@
   base::Closure tracing_enabled_callback_for_testing_;
 
   friend struct base::DefaultLazyInstanceTraits<BackgroundTracingManagerImpl>;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundTracingManagerImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_TRACING_BACKGROUND_TRACING_MANAGER_IMPL_H_