Initial support for experimental touch-action CSS feature

Source/WebKit/chromium/src/WebRuntimeFeatures.cpp

Index: Source/WebKit/chromium/src/WebRuntimeFeatures.cpp
diff --git a/Source/WebKit/chromium/src/WebRuntimeFeatures.cpp b/Source/WebKit/chromium/src/WebRuntimeFeatures.cpp
index 61389a7ffc2d40c4374cae69ca64c0237d08920d..cab20da5ac22d8738186c86748fe11462ed64c1a 100644
--- a/Source/WebKit/chromium/src/WebRuntimeFeatures.cpp
+++ b/Source/WebKit/chromium/src/WebRuntimeFeatures.cpp
@@ -107,6 +107,16 @@ bool WebRuntimeFeatures::isCSSRegionsEnabled()
     return RuntimeEnabledFeatures::cssRegionsEnabled();
 }
 
+void WebRuntimeFeatures::enableCSSTouchAction(bool enable)
+{
+    RuntimeEnabledFeatures::setCSSTouchActionEnabled(enable);
+}
+
+bool WebRuntimeFeatures::isCSSTouchActionEnabled()
+{
+    return RuntimeEnabledFeatures::cssTouchActionEnabled();
+}
+
 void WebRuntimeFeatures::enableCustomDOMElements(bool enable)
 {
     RuntimeEnabledFeatures::setCustomDOMElementsEnabled(enable);