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Bug 786419 - Part 9 - Add better comments to nsIOService. r=jduell

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This commit is contained in:
Valentin Gosu 2014-08-23 05:44:04 +03:00
parent 0db7cb932a
commit 0a63941c13
1 changed files with 13 additions and 2 deletions
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15
netwerk/base/src/nsIOService.cpp
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@ -1450,18 +1450,29 @@ nsIOService::SetAppOffline(uint32_t aAppId, int32_t aState)
return NS_OK;
}
// This method may be called in both the parent and the child process
// In parent it only gets called in from nsIOService::SetAppOffline
// and SetAppOfflineMainThread::Run
// In the child, it may get called from NeckoChild::RecvAppOfflineStatus
// and TabChild::RecvAppOfflineStatus.
// Note that in the child process, apps should never be in a WIFI_ONLY
// because wifi status is not available on the child
void
nsIOService::SetAppOfflineInternal(uint32_t aAppId, int32_t aState)
{
MOZ_ASSERT(NS_IsMainThread());
NS_ENSURE_TRUE_VOID(NS_IsMainThread());
int32_t state;
if (mAppsOfflineStatus.Get(aAppId, &state) && state == aState) {
int32_t state = nsIAppOfflineInfo::ONLINE;
mAppsOfflineStatus.Get(aAppId, &state);
if (state == aState) {
// The app is already in this state. Nothing needs to be done.
return;
}
// wifiActive will always be false in the child process
// but it will be true in the parent process on Desktop Firefox as it does
// not have wifi-detection capabilities
bool wifiActive = IsWifiActive();
bool offline = (state == nsIAppOfflineInfo::OFFLINE) ||
(state == nsIAppOfflineInfo::WIFI_ONLY && !wifiActive);