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Side by Side Diff: content/browser/renderer_host/backing_store_manager.cc

Issue 6677096: Move a bunch of files from chrome\common to content\common. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 9 years, 9 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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/browser/renderer_host/backing_store_manager.h" 5 #include "content/browser/renderer_host/backing_store_manager.h"
6 6
7 #include "base/command_line.h" 7 #include "base/command_line.h"
8 #include "base/sys_info.h" 8 #include "base/sys_info.h"
9 #include "chrome/common/chrome_constants.h" 9 #include "chrome/common/chrome_constants.h"
10 #include "chrome/common/chrome_switches.h" 10 #include "chrome/common/chrome_switches.h"
11 #include "chrome/common/mru_cache.h"
12 #include "content/browser/renderer_host/backing_store.h" 11 #include "content/browser/renderer_host/backing_store.h"
13 #include "content/browser/renderer_host/render_widget_host.h" 12 #include "content/browser/renderer_host/render_widget_host.h"
13 #include "content/common/mru_cache.h"
14 #include "content/common/notification_service.h" 14 #include "content/common/notification_service.h"
15 15
16 namespace { 16 namespace {
17 17
18 // There are two separate caches, |large_cache| and |small_cache|. large_cache 18 // There are two separate caches, |large_cache| and |small_cache|. large_cache
19 // is meant for large items (tabs, popup windows), while small_cache is meant 19 // is meant for large items (tabs, popup windows), while small_cache is meant
20 // for small items (extension toolstrips and buttons, etc.). The idea is that 20 // for small items (extension toolstrips and buttons, etc.). The idea is that
21 // we'll almost always try to evict from large_cache first since small_cache 21 // we'll almost always try to evict from large_cache first since small_cache
22 // items will tend to be visible more of the time. 22 // items will tend to be visible more of the time.
23 typedef OwningMRUCache<RenderWidgetHost*, BackingStore*> BackingStoreCache; 23 typedef OwningMRUCache<RenderWidgetHost*, BackingStore*> BackingStoreCache;
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278 size_t mem = 0; 278 size_t mem = 0;
279 BackingStoreCache::iterator it; 279 BackingStoreCache::iterator it;
280 for (it = large_cache->begin(); it != large_cache->end(); ++it) 280 for (it = large_cache->begin(); it != large_cache->end(); ++it)
281 mem += it->second->MemorySize(); 281 mem += it->second->MemorySize();
282 282
283 for (it = small_cache->begin(); it != small_cache->end(); ++it) 283 for (it = small_cache->begin(); it != small_cache->end(); ++it)
284 mem += it->second->MemorySize(); 284 mem += it->second->MemorySize();
285 285
286 return mem; 286 return mem;
287 } 287 }
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