Deprecate Quota Permission Request API

Requesting host quota is no longer supported by Chromium.
navigator.webkitPersistentStorage has became an alias for
navigator.webkitTemporaryStorage after the Chromium 106 update.
Requesting quota for temporary storage is needless because the
allocation is automatic and storage can't be requested beyond the
maximum limit.

The logic of the persistent storage will be entirely removed in the next
Chromium update so just deprecate the API and remove the corresponding
implementations.

[ChangeLog][QtWebEngineCore] Deprecate QWebEnginePage::quotaRequested()
signal and QWebEngineQuotaRequest class. The signal is not emmitted
anymore.
[ChangeLog][QtWebEngineQuick] Deprecate QWebEngineView.quoataRequested()
signal. The signal is not emitted anymore.

Task-number: QTBUG-56354
Change-Id: Ie397598c416d9e811270ba56a97f8984948277f7
Reviewed-by: Szabolcs David <davidsz@inf.u-szeged.hu>
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>

1 files changed, 5 insertions, 11 deletions

diff --git a/src/core/api/qwebenginepage.cpp b/src/core/api/qwebenginepage.cpp
index 8bba5eaba..1b640c940 100644
--- a/src/core/api/qwebenginepage.cpp
+++ b/src/core/api/qwebenginepage.cpp
@@ -17,7 +17,6 @@
 #include "qwebenginenewwindowrequest_p.h"
 #include "qwebengineprofile.h"
 #include "qwebengineprofile_p.h"
-#include "qwebenginequotarequest.h"
 #include "qwebengineregisterprotocolhandlerrequest.h"
 #include "qwebenginescript.h"
 #include "qwebenginescriptcollection_p.h"
@@ -502,12 +501,6 @@ void QWebEnginePagePrivate::runMouseLockPermissionRequest(const QUrl &securityOr
     Q_EMIT q->featurePermissionRequested(securityOrigin, QWebEnginePage::MouseLock);
 }
 
-void QWebEnginePagePrivate::runQuotaRequest(QWebEngineQuotaRequest request)
-{
-    Q_Q(QWebEnginePage);
-    Q_EMIT q->quotaRequested(request);
-}
-
 void QWebEnginePagePrivate::runRegisterProtocolHandlerRequest(QWebEngineRegisterProtocolHandlerRequest request)
 {
     Q_Q(QWebEnginePage);
@@ -742,12 +735,13 @@ QWebEnginePage::QWebEnginePage(QObject* parent)
 /*!
     \fn QWebEnginePage::quotaRequested(QWebEngineQuotaRequest quotaRequest)
     \since 5.11
+    \deprecated [6.5] This signal is no longer emitted.
 
-    This signal is emitted when the web page requests larger persistent storage
-    than the application's current allocation in File System API. The default quota
-    is 0 bytes.
+    Requesting host quota is no longer supported by Chromium.
+    The behavior of navigator.webkitPersistentStorage
+    is identical to navigator.webkitTemporaryStorage.
 
-    The request object \a quotaRequest can be used to accept or reject the request.
+    For further details, see https://crbug.com/1233525
 */
 
 /*!