[DevTools] Migrate DevToolsTracingHandler to generated handler.

content/browser/devtools/render_view_devtools_agent_host.h

 // Copyright (c) 2012 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_DEVTOOLS_RENDER_VIEW_DEVTOOLS_AGENT_HOST_H_
 #define CONTENT_BROWSER_DEVTOOLS_RENDER_VIEW_DEVTOOLS_AGENT_HOST_H_
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/browser/devtools/ipc_devtools_agent_host.h"
 #include "content/browser/devtools/protocol/input_handler.h"
 #include "content/browser/devtools/protocol/page_handler.h"
+#include "content/browser/devtools/protocol/tracing_handler.h"

[caseq, 2014/10/13 13:01:27]

why not keep forward declaration instead? propagating dependencies on generated
code seems a bit unfortunate.

[dgozman, 2014/10/14 12:42:22]

Done.

 #include "content/common/content_export.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents_observer.h"
 
 namespace cc {
 class CompositorFrameMetadata;
 }
 
 namespace content {
 
 class DevToolsPowerHandler;
 class DevToolsProtocolHandlerImpl;
-class DevToolsTracingHandler;
 class RendererOverridesHandler;
 class RenderViewHost;
 class RenderViewHostImpl;
 
 #if defined(OS_ANDROID)
 class PowerSaveBlockerImpl;
 #endif
 
 class CONTENT_EXPORT RenderViewDevToolsAgentHost
     : public IPCDevToolsAgentHost,
@@ skipping 65 matching lines @@
   void OnSaveAgentRuntimeState(const std::string& state);
 
   void ClientDetachedFromRenderer();
 
   void InnerOnClientAttached();
   void InnerClientDetachedFromRenderer();
 
   RenderViewHostImpl* render_view_host_;
   scoped_ptr<devtools::input::InputHandler> input_handler_;
   scoped_ptr<devtools::page::PageHandler> page_handler_;
+  scoped_ptr<devtools::tracing::TracingHandler> tracing_handler_;
   scoped_ptr<DevToolsProtocolHandlerImpl> handler_impl_;
   scoped_ptr<RendererOverridesHandler> overrides_handler_;
-  scoped_ptr<DevToolsTracingHandler> tracing_handler_;
   scoped_ptr<DevToolsPowerHandler> power_handler_;
 #if defined(OS_ANDROID)
   scoped_ptr<PowerSaveBlockerImpl> power_save_blocker_;
 #endif
   std::string state_;
   NotificationRegistrar registrar_;
   bool reattaching_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewDevToolsAgentHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DEVTOOLS_RENDER_VIEW_DEVTOOLS_AGENT_HOST_H_