third_party/WebKit/public/platform/WebTraceLocation.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef WebTraceLocation_h
   6 #define WebTraceLocation_h
   7
   8 #include "WebCommon.h"
   9
  10 namespace blink {
  11
  12 // This class is used to keep track of where posted tasks originate. See base/location.h in Chromium.
  13 // Currently only store the bits used in Blink, base::Location stores more.
  14 class BLINK_PLATFORM_EXPORT WebTraceLocation {
  15 public:
  16     // These char*s are not copied and must live for the duration of the program.
  17     WebTraceLocation(const char* function, const char* file);
  18     WebTraceLocation();
  19
  20     const char* functionName() const;
  21     const char* fileName() const;
  22
  23 private:
  24     const char* m_functionName;
  25     const char* m_fileName;
  26 };
  27
  28 #if INSIDE_BLINK
  29 #define FROM_HERE ::blink::WebTraceLocation(__FUNCTION__, __FILE__)
  30 #endif // INSIDE_BLINK
  31
  32 }
  33
  34 #endif // WebTraceLocation_h