Initial touch-action main thread implementation

Source/core/page/ChromeClient.h

Index: Source/core/page/ChromeClient.h
diff --git a/Source/core/page/ChromeClient.h b/Source/core/page/ChromeClient.h
index 7c795e0de428d47f5f25611990aed455bff0490f..c1f02c2b023a96096d663878055a091ee4d1c27e 100644
--- a/Source/core/page/ChromeClient.h
+++ b/Source/core/page/ChromeClient.h
@@ -32,6 +32,7 @@
 #include "core/platform/PopupMenuClient.h"
 #include "core/platform/graphics/GraphicsContext.h"
 #include "core/rendering/RenderEmbeddedObject.h"
+#include "core/rendering/style/RenderStyleConstants.h"
 #include "modules/webdatabase/DatabaseDetails.h"
 #include "platform/HostWindow.h"
 #include "platform/PopupMenu.h"
@@ -221,6 +222,8 @@ public:
 
     virtual void needTouchEvents(bool) = 0;
 
+    virtual void setTouchAction(TouchAction) = 0;
+
     // Checks if there is an opened popup, called by RenderMenuList::showPopup().
     virtual bool hasOpenedPopup() const = 0;
     virtual PassRefPtr<PopupMenu> createPopupMenu(Frame&, PopupMenuClient*) const = 0;