Remove TraceController

content/browser/devtools/devtools_tracing_handler.h

Index: content/browser/devtools/devtools_tracing_handler.h
diff --git a/content/browser/devtools/devtools_tracing_handler.h b/content/browser/devtools/devtools_tracing_handler.h
index 43cd6150edaa11e09827c7b362ad8f3a3034f2cd..b551e7579e2b2f7b53400527aa7d3628d8a29354 100644
--- a/content/browser/devtools/devtools_tracing_handler.h
+++ b/content/browser/devtools/devtools_tracing_handler.h
@@ -5,36 +5,36 @@
 #ifndef CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_
 #define CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_
 
-#include "base/debug/trace_event.h"
+#include "base/memory/weak_ptr.h"
 #include "content/browser/devtools/devtools_protocol.h"
-#include "content/public/browser/trace_subscriber.h"
+#include "content/public/browser/tracing_controller.h"
+
+namespace base {
+class RefCountedString;
+}
 
 namespace content {
 
 // This class bridges DevTools remote debugging server with the trace
 // infrastructure.
-class DevToolsTracingHandler
-    : public TraceSubscriber,
-      public DevToolsProtocol::Handler {
+class DevToolsTracingHandler : public DevToolsProtocol::Handler {
  public:
   DevToolsTracingHandler();
   virtual ~DevToolsTracingHandler();
 
-  // TraceSubscriber:
-  virtual void OnEndTracingComplete() OVERRIDE;;
-  virtual void OnTraceDataCollected(
-      const scoped_refptr<base::RefCountedString>& trace_fragment) OVERRIDE;
-
  private:
+  void BeginReadingRecordingResult(const base::FilePath& path);
+  void ReadRecordingResult(const scoped_refptr<base::RefCountedString>& result);
+  void OnTraceDataCollected(const std::string& trace_fragment);
+
   scoped_refptr<DevToolsProtocol::Response> OnStart(
       scoped_refptr<DevToolsProtocol::Command> command);
   scoped_refptr<DevToolsProtocol::Response> OnEnd(
       scoped_refptr<DevToolsProtocol::Command> command);
 
-  base::debug::TraceLog::Options TraceOptionsFromString(
-      const std::string& options);
+  TracingController::Options TraceOptionsFromString(const std::string& options);
 
-  bool is_running_;
+  base::WeakPtrFactory<DevToolsTracingHandler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DevToolsTracingHandler);
 };