Initial browser-side implementation for touch-action

content/renderer/render_widget.h

Index: content/renderer/render_widget.h
diff --git a/content/renderer/render_widget.h b/content/renderer/render_widget.h
index 85e7eb9ca754af3f5ebd87cc499218508ab085d8..4b1c53b959fbd13b0ac03559319e4f0d54a972f8 100644
--- a/content/renderer/render_widget.h
+++ b/content/renderer/render_widget.h
@@ -545,6 +545,10 @@ class CONTENT_EXPORT RenderWidget
   // Check whether the WebWidget has any touch event handlers registered.
   virtual void hasTouchEventHandlers(bool has_handlers);
 
+  // Tell the browser about the actions permitted for a new touch point.
+  virtual void setTouchAction(int touchId, bool touchActionDelayed,
+      TouchAction touchAction);
+
   // Creates a 3D context associated with this view.
   scoped_ptr<WebGraphicsContext3DCommandBufferImpl> CreateGraphicsContext3D(
       const WebKit::WebGraphicsContext3D::Attributes& attributes);