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Bug 803675 - part0: Reduce to check caller context in nsWindowWatcher::CalculateChromeFlags(). r=bz

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This commit is contained in:
Tetsuharu OHZEKI 2013-02-18 20:27:48 +09:00
parent ad4ad3bd29
commit fe14eeb0c3
1 changed files with 7 additions and 15 deletions
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22
embedding/components/windowwatcher/src/nsWindowWatcher.cpp
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@ -1442,8 +1442,8 @@ nsWindowWatcher::URIfromURL(const char *aURL,
#define NS_CALCULATE_CHROME_FLAG_FOR(feature, flag) \
prefBranch->GetBoolPref(feature, &forceEnable); \
if (forceEnable && !(aDialog && isChrome) && \
!(isChrome && aHasChromeParent) && !aChromeURL) { \
if (forceEnable && !(aDialog && isCallerChrome) && \
!(isCallerChrome && aHasChromeParent) && !aChromeURL) { \
chromeFlags |= flag; \
} else { \
chromeFlags |= WinHasOption(aFeatures, feature, \
@ -1494,26 +1494,18 @@ uint32_t nsWindowWatcher::CalculateChromeFlags(nsIDOMWindow *aParent,
/* Next, allow explicitly named options to override the initial settings */
nsCOMPtr<nsIScriptSecurityManager>
securityManager(do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID));
bool isChrome = false;
nsresult rv;
if (securityManager) {
rv = securityManager->SubjectPrincipalIsSystem(&isChrome);
if (NS_FAILED(rv)) {
isChrome = false;
}
}
bool isCallerChrome = nsContentUtils::IsCallerChrome();
// Determine whether the window is a private browsing window
if (isChrome) {
if (isCallerChrome) {
chromeFlags |= WinHasOption(aFeatures, "private", 0, &presenceFlag) ?
nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW : 0;
chromeFlags |= WinHasOption(aFeatures, "non-private", 0, &presenceFlag) ?
nsIWebBrowserChrome::CHROME_NON_PRIVATE_WINDOW : 0;
}
nsresult rv;
nsCOMPtr<nsIPrefBranch> prefBranch;
nsCOMPtr<nsIPrefService> prefs = do_GetService(NS_PREFSERVICE_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, true);
@ -1614,7 +1606,7 @@ uint32_t nsWindowWatcher::CalculateChromeFlags(nsIDOMWindow *aParent,
*/
// Check security state for use in determing window dimensions
if (!nsContentUtils::IsCallerChrome() || (isChrome && !aHasChromeParent)) {
if (!isCallerChrome || !aHasChromeParent) {
// If priv check fails (or if we're called from chrome, but the
// parent is not a chrome window), set all elements to minimum
// reqs., else leave them alone.