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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/renderer/render_thread_impl.h" | 5 #include "content/renderer/render_thread_impl.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <limits> | 8 #include <limits> |
9 #include <map> | 9 #include <map> |
10 #include <vector> | 10 #include <vector> |
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1503 base::allocator::ReleaseFreeMemory(); | 1503 base::allocator::ReleaseFreeMemory(); |
1504 | 1504 |
1505 // Trigger full v8 garbage collection on critical memory notification. This | 1505 // Trigger full v8 garbage collection on critical memory notification. This |
1506 // will potentially hang the renderer for a long time, however, when we | 1506 // will potentially hang the renderer for a long time, however, when we |
1507 // receive a memory pressure notification, we might be about to be killed. | 1507 // receive a memory pressure notification, we might be about to be killed. |
1508 if (blink_platform_impl_ && blink::mainThreadIsolate()) { | 1508 if (blink_platform_impl_ && blink::mainThreadIsolate()) { |
1509 blink::mainThreadIsolate()->LowMemoryNotification(); | 1509 blink::mainThreadIsolate()->LowMemoryNotification(); |
1510 } | 1510 } |
1511 | 1511 |
1512 if (memory_pressure_level == | 1512 if (memory_pressure_level == |
1513 base::MemoryPressureListener::MEMORY_PRESSURE_CRITICAL) { | 1513 base::MemoryPressureListener::MEMORY_PRESSURE_LEVEL_CRITICAL) { |
1514 if (blink_platform_impl_) { | 1514 if (blink_platform_impl_) { |
1515 // Clear the image cache. Do not call into blink if it is not initialized. | 1515 // Clear the image cache. Do not call into blink if it is not initialized. |
1516 blink::WebImageCache::clear(); | 1516 blink::WebImageCache::clear(); |
1517 } | 1517 } |
1518 | 1518 |
1519 // Purge Skia font cache, by setting it to 0 and then again to the previous | 1519 // Purge Skia font cache, by setting it to 0 and then again to the previous |
1520 // limit. | 1520 // limit. |
1521 size_t font_cache_limit = SkGraphics::SetFontCacheLimit(0); | 1521 size_t font_cache_limit = SkGraphics::SetFontCacheLimit(0); |
1522 SkGraphics::SetFontCacheLimit(font_cache_limit); | 1522 SkGraphics::SetFontCacheLimit(font_cache_limit); |
1523 } | 1523 } |
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1581 hidden_widget_count_--; | 1581 hidden_widget_count_--; |
1582 | 1582 |
1583 if (!GetContentClient()->renderer()->RunIdleHandlerWhenWidgetsHidden()) { | 1583 if (!GetContentClient()->renderer()->RunIdleHandlerWhenWidgetsHidden()) { |
1584 return; | 1584 return; |
1585 } | 1585 } |
1586 | 1586 |
1587 ScheduleIdleHandler(kLongIdleHandlerDelayMs); | 1587 ScheduleIdleHandler(kLongIdleHandlerDelayMs); |
1588 } | 1588 } |
1589 | 1589 |
1590 } // namespace content | 1590 } // namespace content |
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