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1 /* | 1 /* |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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43 | 43 |
44 bool allViewsAreNeuterable = true; | 44 bool allViewsAreNeuterable = true; |
45 for (ArrayBufferView* i = m_firstView; i; i = i->m_nextView) { | 45 for (ArrayBufferView* i = m_firstView; i; i = i->m_nextView) { |
46 if (!i->isNeuterable()) | 46 if (!i->isNeuterable()) |
47 allViewsAreNeuterable = false; | 47 allViewsAreNeuterable = false; |
48 } | 48 } |
49 | 49 |
50 if (allViewsAreNeuterable) { | 50 if (allViewsAreNeuterable) { |
51 m_contents.transfer(result); | 51 m_contents.transfer(result); |
52 } else { | 52 } else { |
53 m_contents.copyTo(result); | 53 m_contents.copyTo(result, ArrayBufferContents::NullDataIfOutOfMemory); |
54 if (!result.data()) | 54 if (!result.data()) |
55 return false; | 55 return false; |
56 } | 56 } |
57 | 57 |
58 while (m_firstView) { | 58 while (m_firstView) { |
59 ArrayBufferView* current = m_firstView; | 59 ArrayBufferView* current = m_firstView; |
60 removeView(current); | 60 removeView(current); |
61 if (allViewsAreNeuterable || current->isNeuterable()) | 61 if (allViewsAreNeuterable || current->isNeuterable()) |
62 current->neuter(); | 62 current->neuter(); |
63 } | 63 } |
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97 if (view->m_nextView) | 97 if (view->m_nextView) |
98 view->m_nextView->m_prevView = view->m_prevView; | 98 view->m_nextView->m_prevView = view->m_prevView; |
99 if (view->m_prevView) | 99 if (view->m_prevView) |
100 view->m_prevView->m_nextView = view->m_nextView; | 100 view->m_prevView->m_nextView = view->m_nextView; |
101 if (m_firstView == view) | 101 if (m_firstView == view) |
102 m_firstView = view->m_nextView; | 102 m_firstView = view->m_nextView; |
103 view->m_prevView = view->m_nextView = 0; | 103 view->m_prevView = view->m_nextView = 0; |
104 } | 104 } |
105 | 105 |
106 } | 106 } |
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