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1 /* | 1 /* |
2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved. |
3 * Copyright (C) 2014 Google Inc. All rights reserved. | 3 * Copyright (C) 2014 Google Inc. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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39 class GraphicsLayerUpdater { | 39 class GraphicsLayerUpdater { |
40 public: | 40 public: |
41 explicit GraphicsLayerUpdater(RenderView&); | 41 explicit GraphicsLayerUpdater(RenderView&); |
42 ~GraphicsLayerUpdater(); | 42 ~GraphicsLayerUpdater(); |
43 | 43 |
44 void updateRecursive(RenderLayer&); | 44 void updateRecursive(RenderLayer&); |
45 void rebuildTree(RenderLayer&, Vector<GraphicsLayer*>& childLayersOfEnclosin gLayer, int depth); | 45 void rebuildTree(RenderLayer&, Vector<GraphicsLayer*>& childLayersOfEnclosin gLayer, int depth); |
46 | 46 |
47 private: | 47 private: |
48 void update(RenderLayer&); | 48 void update(RenderLayer&); |
49 bool shouldAppendLayer(RenderLayer&); | |
esprehn
2014/03/05 04:36:03
This can just be a function in the file, or if you
qinmin
2014/03/05 18:45:25
Done.
| |
49 | 50 |
50 RenderView& m_renderView; | 51 RenderView& m_renderView; |
51 | 52 |
52 // Used for gathering UMA data about the effect on memory usage of promoting all layers | 53 // Used for gathering UMA data about the effect on memory usage of promoting all layers |
53 // that have a webkit-transition on opacity or transform and intersect the v iewport. | 54 // that have a webkit-transition on opacity or transform and intersect the v iewport. |
54 double m_pixelsWithoutPromotingAllTransitions; | 55 double m_pixelsWithoutPromotingAllTransitions; |
55 double m_pixelsAddedByPromotingAllTransitions; | 56 double m_pixelsAddedByPromotingAllTransitions; |
56 }; | 57 }; |
57 | 58 |
58 } // namespace WebCore | 59 } // namespace WebCore |
59 | 60 |
60 #endif // GraphicsLayerUpdater_h | 61 #endif // GraphicsLayerUpdater_h |
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