Add accessibilityEnabled and inlineTextBoxAccessiblityEnabled to Settings, but don't use them yet.

Source/web/WebSettingsImpl.cpp

Index: Source/web/WebSettingsImpl.cpp
diff --git a/Source/web/WebSettingsImpl.cpp b/Source/web/WebSettingsImpl.cpp
index bcd622d3292ede49c2edc776cf05bc0a6ecbfe96..426968f1c1e460f41b2b82c6605f49e76464ef6d 100644
--- a/Source/web/WebSettingsImpl.cpp
+++ b/Source/web/WebSettingsImpl.cpp
@@ -171,6 +171,16 @@ void WebSettingsImpl::setAccessibilityFontScaleFactor(float fontScaleFactor)
     m_settings->setAccessibilityFontScaleFactor(fontScaleFactor);
 }
 
+void WebSettingsImpl::setAccessibilityEnabled(bool enabled)
+{
+    m_settings->setAccessibilityEnabled(enabled);
+}
+
+void WebSettingsImpl::setInlineTextBoxAccessibilityEnabled(bool enabled)
+{
+    m_settings->setInlineTextBoxAccessibilityEnabled(enabled);
+}
+
 void WebSettingsImpl::setDeviceScaleAdjustment(float deviceScaleAdjustment)
 {
     m_inspectorController->setDeviceScaleAdjustment(deviceScaleAdjustment);