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| author | reveman@chromium.org <reveman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2014-04-11 23:13:41 +0000 |
|---|---|---|
| committer | reveman@chromium.org <reveman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2014-04-11 23:13:41 +0000 |
| commit | 4294bd73d31c9c2b7931f73ef5413e9c6a4d2245 (patch) | |
| tree | 7d2488e6e5bdfdd8e17d0f92c5c8b53d9d38cc62 /base | |
| parent | 274171e797bfb46a339e9e56a1d79dfd9bdcc858 (diff) | |
| download | chromium_src-4294bd73d31c9c2b7931f73ef5413e9c6a4d2245.zip chromium_src-4294bd73d31c9c2b7931f73ef5413e9c6a4d2245.tar.gz chromium_src-4294bd73d31c9c2b7931f73ef5413e9c6a4d2245.tar.bz2 | |
base: Avoid unnecessary calls to BytesAllocatedChanged().
BUG=310231
TBR=willchan
Review URL: https://codereview.chromium.org/235623004
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@263397 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'base')
| -rw-r--r-- | base/memory/discardable_memory_manager.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/base/memory/discardable_memory_manager.cc b/base/memory/discardable_memory_manager.cc index e31f932..87d3270 100644 --- a/base/memory/discardable_memory_manager.cc +++ b/base/memory/discardable_memory_manager.cc @@ -207,6 +207,7 @@ void DiscardableMemoryManager::PurgeLRUWithLockAcquiredUntilUsageIsWithin( lock_.AssertAcquired(); + size_t bytes_allocated_before_purging = bytes_allocated_; for (AllocationMap::reverse_iterator it = allocations_.rbegin(); it != allocations_.rend(); ++it) { @@ -222,7 +223,8 @@ void DiscardableMemoryManager::PurgeLRUWithLockAcquiredUntilUsageIsWithin( it->second.memory = NULL; } - BytesAllocatedChanged(); + if (bytes_allocated_ != bytes_allocated_before_purging) + BytesAllocatedChanged(); } void DiscardableMemoryManager::EnforcePolicyWithLockAcquired() { |