REGRESSION(r288644): [GTK4] Criticals when using pinch zoom

https://bugs.webkit.org/show_bug.cgi?id=235883

Reviewed by Carlos Garcia Campos.

* UIProcess/API/gtk/WebKitWebViewBase.cpp:
(webkitWebViewBaseZoomBegin):
Only cancel the click gesture on GTK3. We don't use g_object_set_data() on GTK4.



Canonical link: https://commits.webkit.org/246585@main
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@288809 268f45cc-cd09-0410-ab3c-d52691b4dbfc

Source/WebKit/ChangeLog

@@ -1,3 +1,14 @@
+2022-01-31  Alexander Mikhaylenko  <alexm@gnome.org>
+
+        REGRESSION(r288644): [GTK4] Criticals when using pinch zoom
+        https://bugs.webkit.org/show_bug.cgi?id=235883
+
+        Reviewed by Carlos Garcia Campos.
+
+        * UIProcess/API/gtk/WebKitWebViewBase.cpp:
+        (webkitWebViewBaseZoomBegin):
+        Only cancel the click gesture on GTK3. We don't use g_object_set_data() on GTK4.
+
 2022-01-30  Ryosuke Niwa  <rniwa@webkit.org>
 
         Delete code for keygen element

Source/WebKit/UIProcess/API/gtk/WebKitWebViewBase.cpp

@@ -1884,8 +1884,10 @@ static void webkitWebViewBaseZoomBegin(WebKitWebViewBase* webViewBase, GdkEventS
 
     webkitWebViewBaseSynthesizeWheelEvent(webViewBase, event, 0, 0, x, y, WheelEventPhase::Began, WheelEventPhase::NoPhase, true);
 
+#if !USE(GTK4)
     GtkGesture* click = GTK_GESTURE(g_object_get_data(G_OBJECT(webViewBase), "wk-view-multi-press-gesture"));
     gtk_gesture_set_state(click, GTK_EVENT_SEQUENCE_DENIED);
+#endif
 }
 
 static void webkitWebViewBaseZoomChanged(WebKitWebViewBase* webViewBase, gdouble scale, GtkGesture* gesture)