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authortzik@chromium.org <tzik@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2012-12-17 10:05:31 +0000
committertzik@chromium.org <tzik@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2012-12-17 10:05:31 +0000
commitf3fdedc5659affe6342e342b8e829b9b59b5637d (patch)
tree0ee13345bbf0881356e3827255e1fa9941c59e8c /webkit/fileapi
parent1bedfcfa4f0c64c4a7edff08eb52cb58a2c13425 (diff)
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Do not update FileSystemUsageCache if the delta is zero
BUG=166158 Review URL: https://chromiumcodereview.appspot.com/11597005 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@173439 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'webkit/fileapi')
-rw-r--r--webkit/fileapi/sandbox_quota_observer.cc5
1 files changed, 3 insertions, 2 deletions
diff --git a/webkit/fileapi/sandbox_quota_observer.cc b/webkit/fileapi/sandbox_quota_observer.cc
index e733f59..29e1102 100644
--- a/webkit/fileapi/sandbox_quota_observer.cc
+++ b/webkit/fileapi/sandbox_quota_observer.cc
@@ -34,13 +34,14 @@ void SandboxQuotaObserver::OnStartUpdate(const FileSystemURL& url) {
}
void SandboxQuotaObserver::OnUpdate(const FileSystemURL& url,
- int64 delta) {
+ int64 delta) {
DCHECK(SandboxMountPointProvider::CanHandleType(url.type()));
DCHECK(update_notify_runner_->RunsTasksOnCurrentThread());
FilePath usage_file_path = GetUsageCachePath(url);
if (usage_file_path.empty())
return;
- FileSystemUsageCache::AtomicUpdateUsageByDelta(usage_file_path, delta);
+ if (delta != 0)
+ FileSystemUsageCache::AtomicUpdateUsageByDelta(usage_file_path, delta);
if (quota_manager_proxy_) {
quota_manager_proxy_->NotifyStorageModified(
quota::QuotaClient::kFileSystem,