Update of change event for input type number

Source/core/html/shadow/SpinButtonElement.cpp

Index: Source/core/html/shadow/SpinButtonElement.cpp
diff --git a/Source/core/html/shadow/SpinButtonElement.cpp b/Source/core/html/shadow/SpinButtonElement.cpp
index e0e30ae17a3cb02deea90ef60495bdf139a18277..25c24cac74f0ae3861e6d17f1a1b00cb332497f6 100644
--- a/Source/core/html/shadow/SpinButtonElement.cpp
+++ b/Source/core/html/shadow/SpinButtonElement.cpp
@@ -31,6 +31,7 @@
 #include "core/events/MouseEvent.h"
 #include "core/events/ThreadLocalEventNames.h"
 #include "core/events/WheelEvent.h"
+#include "core/html/HTMLInputElement.h"
 #include "core/html/shadow/ShadowElementNames.h"
 #include "core/page/Chrome.h"
 #include "core/page/EventHandler.h"
@@ -111,9 +112,9 @@ void SpinButtonElement::defaultEventHandler(Event* event)
             }
             event->setDefaultHandled();
         }
-    } else if (mouseEvent->type() == EventTypeNames::mouseup && mouseEvent->button() == LeftButton)
-        stopRepeatingTimer();
-    else if (event->type() == EventTypeNames::mousemove) {
+    } else if (mouseEvent->type() == EventTypeNames::mouseup && mouseEvent->button() == LeftButton) {
+        releaseCapture();
+    } else if (event->type() == EventTypeNames::mousemove) {
         if (box->pixelSnappedBorderBoxRect().contains(local)) {
             if (!m_capturing) {
                 if (Frame* frame = document().frame()) {
@@ -198,6 +199,8 @@ void SpinButtonElement::releaseCapture()
             if (Page* page = document().page())
                 page->chrome().unregisterPopupOpeningObserver(this);
         }
+        HTMLInputElement* input = toHTMLInputElement(shadowHost());

[tkent, 2014/01/16 06:05:19]

Please do not add dependency to HTMLInputElement.
We should add new callback to SpinButtonOwner class, and owners should implement
it.

[Habib Virji, 2014/01/16 09:49:18]

OK will update code accordingly and send a new patch. 

+        input->dispatchFormControlChangeEvent();
     }
 }