BailOutChecker: Add checks after callbacks in Slider and ComboBox

Co-authored-by: Roland Rabien <figbug@gmail.com>

modules/juce_gui_basics/widgets/juce_ComboBox.cpp

@@ -630,6 +630,9 @@ void ComboBox::handleAsyncUpdate()
     if (onChange != nullptr)
         onChange();
 
+    if (checker.shouldBailOut())
+        return;
+
     if (auto* handler = getAccessibilityHandler())
         handler->notifyAccessibilityEvent (AccessibilityEvent::valueChanged);
 }

modules/juce_gui_basics/widgets/juce_Slider.cpp

@@ -363,6 +363,9 @@ public:
         if (owner.onValueChange != nullptr)
             owner.onValueChange();
 
+        if (checker.shouldBailOut())
+            return;
+
         if (auto* handler = owner.getAccessibilityHandler())
             handler->notifyAccessibilityEvent (AccessibilityEvent::valueChanged);
     }