1/* 2 * Copyright (C) 2014 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#ifndef WebLeakDetector_h 32#define WebLeakDetector_h 33 34#include "WebFrame.h" 35#include "public/platform/WebCommon.h" 36 37namespace blink { 38 39class WebLeakDetectorClient { 40public: 41 struct Result { 42 unsigned numberOfLiveAudioNodes; 43 unsigned numberOfLiveDocuments; 44 unsigned numberOfLiveNodes; 45 unsigned numberOfLiveRenderObjects; 46 unsigned numberOfLiveResources; 47 }; 48 49 virtual void onLeakDetectionComplete(const Result&) = 0; 50}; 51 52class WebLeakDetector { 53public: 54 virtual ~WebLeakDetector() { } 55 56 BLINK_EXPORT static WebLeakDetector* create(WebLeakDetectorClient*); 57 58 // Cleans up the DOM objects and counts them. |WebLeakDetectorClient::onLeakDetectionComplete()| is called when done. 59 // This is supposed to be used for detecting DOM-object leaks. 60 virtual void collectGarbageAndGetDOMCounts(WebLocalFrame*) = 0; 61}; 62 63} // namespace blink 64 65#endif // WebLeakDetector_h 66