Pass tap count (1 or 2) with tap gesture events

content/browser/renderer_host/render_widget_host_view_win.cc

Index: content/browser/renderer_host/render_widget_host_view_win.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_win.cc b/content/browser/renderer_host/render_widget_host_view_win.cc
index f2b517c87dd54d03561d506f3a29985222f85dd7..ceea53e5623a484dd2a32d0eba584ca8ae02e1e8 100644
--- a/content/browser/renderer_host/render_widget_host_view_win.cc
+++ b/content/browser/renderer_host/render_widget_host_view_win.cc
@@ -415,10 +415,24 @@ class LocalGestureEvent :
     data().y = client_point.y;
     data().globalX = screen_point.x;
     data().globalY = screen_point.y;
-    data().deltaX = details.generic_x();
-    data().deltaY = details.generic_y();
     data().type = ConvertToWebInputEvent(type_);
     data().boundingBox = details.bounding_box();
+
+    // Copy any event-type specific data.
+    switch (type_) {
+      case ui::ET_GESTURE_TAP:
+        data().deltaX = details.tap_count();
+        break;
+      case ui::ET_GESTURE_SCROLL_UPDATE:
+        data().deltaX = details.scroll_x();
+        data().deltaY = details.scroll_y();
+        break;
+      case ui::ET_GESTURE_PINCH_UPDATE:
+        data().deltaX = details.scale();

[sadrul, 2012/08/03 01:50:33]

I think you need to set velocity for FLING_START

[Rick Byers, 2012/08/03 14:51:54]

Thanks, done.  Also added it to the comments in the WebGestureEvent definition
on the WebKit side since it was missing there.

+        break;
+      default:
+        break;
+    }
   }
 
   virtual int GetLowestTouchId() const OVERRIDE {