third_party/WebKit/Source/core/timing/PerformanceCompositeTiming.h

   1 /*
   2  * Copyright (C) 2015 Google Inc. All rights reserved.
   3  * Copyright (C) 2015 Intel Inc. All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met:
   8  *
   9  *     * Redistributions of source code must retain the above copyright
  10  * notice, this list of conditions and the following disclaimer.
  11  *     * Redistributions in binary form must reproduce the above
  12  * copyright notice, this list of conditions and the following disclaimer
  13  * in the documentation and/or other materials provided with the
  14  * distribution.
  15  *     * Neither the name of Google Inc. nor the names of its
  16  * contributors may be used to endorse or promote products derived from
  17  * this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef PerformanceCompositeTiming_h
  33 #define PerformanceCompositeTiming_h
  34
  35 #include "core/timing/PerformanceEntry.h"
  36 #include "platform/heap/Handle.h"
  37 #include "wtf/Forward.h"
  38 #include "wtf/text/WTFString.h"
  39
  40 namespace blink {
  41
  42 class Document;
  43
  44 class PerformanceCompositeTiming final : public PerformanceEntry {
  45     DEFINE_WRAPPERTYPEINFO();
  46 public:
  47     static PerformanceCompositeTiming* create(Document* requestingDocument, unsigned sourceFrame, double startTime)
  48     {
  49         return new PerformanceCompositeTiming(requestingDocument, sourceFrame, startTime);
  50     }
  51
  52     unsigned sourceFrame() const;
  53
  54     DECLARE_VIRTUAL_TRACE();
  55
  56 private:
  57     PerformanceCompositeTiming(Document* requestingDocument, unsigned sourceFrame, double startTime);
  58     ~PerformanceCompositeTiming() override;
  59
  60     unsigned m_sourceFrame;
  61     RefPtrWillBeMember<Document> m_requestingDocument;
  62 };
  63
  64 } // namespace blink
  65
  66 #endif // PerformanceCompositeTiming_h